FCC ID: A94BL3R Wireless Headset

Q U I E T C O M F O R T E A R B U D S Draft Please read and keep all safety, security, and use instructions. Bose Corporation hereby declares that this product is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU and all other applicable EU directive requirements. The complete declaration of conformity can be found at: www.Bose.com/compliance Important Safety Instructions 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Only use attachments/accessories specified by the manufacturer. WARNINGS/CAUTIONS To avoid accidental ingestion, keep the earbuds away from children and pets. The earbuds contain a lithium-ion battery, and may be hazardous if swallowed. If ingested, seek immediate medical attention. When not in use, store the earbuds in the charging case with the lid closed, and keep out of reach of small children and pets. Do NOT allow children to use the earbuds. Do NOT use the earbuds at a high volume for any extended period. To avoid hearing damage, use your earbuds at a comfortable, moderate volume level. Turn the volume down on your device before placing the earbuds in/on your ears, then turn the volume up gradually until you reach a comfortable listening level. When using this product, basic precautions should always be followed, including the following:

Read all the instructions before using the charging case. To reduce the risk of injury, close supervision is necessary when the charging case is used near children. Do not expose the charging case to water, rain, liquids or snow. Use of a power supply or charger not recommended or sold by power pack manufacturer may result in a risk of Do not use the charging case in excess of its output rating. Overload outputs above rating may result in a risk of fire or injury to persons. fire or injury to persons. Do not use a charging case that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury to persons. Do not disassemble the charging case. Take it to a qualified service person when service or repair is required. Incorrect re assembly may result in risk of fire or injury to persons. Do not open, crush, or expose a charging case to fire or excessive temperature. Exposure to fire or temperature above 212 F, 100 C may cause explosion. the safety of the product is maintained. Have servicing performed by a qualified repair person using only identical replacement parts. This will ensure that Use caution and follow applicable laws regarding mobile phone and headphone use if using the earbuds for phone calls while driving. Some jurisdictions impose specific limitations, such as single earpiece configuration, on the use of such products while driving. DONT use the earbuds for any other purpose while driving. 2

| E N G Draft Do NOT use the earbuds with noise canceling mode at any time the inability to hear surrounding sounds may present a danger to yourself or others, e.g., while riding a bicycle or walking in or near traffic, a construction site or railroad, etc., and follow applicable laws regarding headphone use. Turn the earbuds off, or use the earbuds with noise canceling off and adjust your volume, to ensure you can hear surrounding sounds, including alarms and warning signals. Be aware of how sounds that you rely on as reminders or warnings may vary in character when using the earbuds, even with Transparency mode. Your product may occasionally produce a short chirp sound in connection with the functioning of your noise cancellation. However, in the event of any unusual loud noise, turn the earbuds off and contact Bose customer service. Do NOT submerge or expose the earbuds for extended period to water, or wear while participating in water sports, e.g., swimming, waterskiing, surfing, etc. Remove earbuds immediately if you experience a warming sensation or loss of audio. Contains small parts which may be a choking hazard. Not suitable for children under age 3. This product contains magnetic material. Consult your physician on whether this might affect your implantable medical device. These earbuds are classified as a CLASS 1 LASER PRODUCT according to EN / IEC 60825-1:2014. Do NOT make unauthorized alterations to this product. Do NOT use the earbuds without the supplied eartips attached. Use this product only with an agency-approved power supply that meets local regulatory requirements (e.g., UL, CSA, VDE, CCC). The battery provided with this product may present a risk of fire or chemical burn if mishandled. Do not expose products containing batteries to excessive heat (e.g. from storage in direct sunlight, fire or the like). Wipe off sweat from the earbuds and the charging case before charging. IPX4 is not a permanent condition, and resistance might decrease as a result of normal wear. To avoid hazardous radiation exposure from the internal laser component, use the product only as specified in the instructions. The earbuds should not be adjusted or repaired by anyone except properly qualified service personnel. Complies with 21 CFR 1040.10 and 1040.11 except for conformance with IEC 60825-1 Ed. 3 as described in Laser Notice 56, date May 8, 2019. 3

| E N G Draft NOTE:This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Changes or modifications not expressly approved by Bose Corporation could void the users authority to operate this equipment. This device complies with part 15 of the FCC Rules and with ISED Canada license-exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This device complies with FCC and ISED Canada radiation exposure limits set forth for general population. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. FCC ID: A94429708 / FCC ID: A94BL3R / FCC ID: A94BL3L IC: 3232A-429708 / IC: 3232A-BL3R / IC: 3232A-BL3L The earbuds in this system have been certified in accordance with the provisions set out in the Radio Law. Case Model: 429708 Right Earbud Model: BL3R Left Earbud Model: BL3L 001-A16624 (L) 001-A16623 (R) 001-A16625 (CASE) CAN ICES-3 (B)/NMB-3(B) For Europe:

Frequency band of operation 2400 to 2483.5 MHz. Maximum transmit power less than 20 dBm EIRP. Maximum transmit power is below regulatory limits such that SAR testing is not necessary and exempt per applicable regulations. This symbol means the product must not be discarded as household waste, and should be delivered to an appropriate collection facility for recycling. Proper disposal and recycling helps protect natural resources, human health and the environment. For more information on disposal and recycling of this product, contact your local municipality, disposal service, or the shop where you bought this product. 4

| E N G Draft Management Regulation for Low-power Radio-frequency Devices Article XII According to Management Regulation for Low-power Radio-frequency Devices without permission granted by the NCC, any company, enterprise, or user is not allowed to change frequency, enhance transmitting power or alter original characteristic as well as performance to an approved low power radio-frequency devices. Article XIV The low power radio-frequency devices shall not influence aircraft security and interfere legal communications; If found, the user shall cease operating immediately until no interference is achieved. The said legal communications means radio communications operated in compliance with the Telecommunications Act. The low power radio-frequency devices must be susceptible with the interference from legal communications or ISM radio wave radiated devices. DONT attempt to remove the rechargeable lithium-ion battery from this product. Contact your local Bose retailer or other qualified professional for removal. Please dispose of used batteries properly, following local regulations. Do not incinerate. Part Name PCBs Metal Parts Plastic Parts Speakers Cables China Restriction of Hazardous Substances Table Names and Contents of Toxic or Hazardous Substances or Elements Toxic or Hazardous Substances and Elements Lead

(Pb) Mercury Cadmium Hexavalent

(Hg)

(Cd)

(CR(VI)) Polybrominated Biphenyl

(PBB) Polybrominated diphenylether

(PBDE) X X O X X O O O O O O O O O O O O O O O O O O O O O O O O O This table is prepared in accordance with the provisions of SJ/T 11364. O: Indicates that this toxic or hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement of GB/T 26572. X: Indicates that this toxic or hazardous substance contained in at least one of the homogeneous materials used for this part is above the limit requirement of GB/T 26572. 5

| E N G Draft REGULATORY INFORMATION Taiwan Restriction of Hazardous Substances Table Equipment name: Charging Case, Type designation: 429708 Restricted substances and its chemical symbols Mercury (Hg) Cadmium (Cd) Hexavalent chromium (Cr+6) Polybrominated biphenyls (PBB) Polybrominated diphenyl ethers

(PBDE) Unit PCBs Metal Parts Plastic Parts Speakers Lead

(Pb)

Cables Note 1: indicates that the percentage content of the restricted substance does not exceed the percentage of reference value

of presence. Note 2: The indicates that the restricted substance corresponds to the exemption. Please complete and retain for your records The earbud serial numbers are located on the earbud nozzles. The charging case serial number is located on the earbud well in the charging case. The model numbers are located on the bottom of the charging case. Serial number: ____________________________________________________________________ Model number: ____________________________________________________________________ Please keep your receipt with your owners guide. Now is a good time to register your Bose product. You can easily do this by going to global.Bose.com/register Date of Manufacture: The eighth digit in the serial number indicates the year of manufacture; 0 is 2010 or 2020. Location of Manufacture: The seventh digit in the serial number indicates the location of manufacture. China Importer: Bose Electronics (Shanghai) Company Limited, Part C, Plant 9, No. 353 North Riying Road, China

(Shanghai) Pilot Free Trade Zone EU Importer: Bose Products B.V., Gorslaan 60, 1441 RG Purmerend, The Netherlands Taiwan Importer: Bose Taiwan Branch, 9F-A1, No.10, Section 3, Minsheng East Road, Taipei City 104, Taiwan Phone Number: +886-2-2514 7676 Mexico Importer: Bose de Mxico, S. de R.L. de C.V., Paseo de las Palmas 405-204, Lomas de Chapultepec, 11000 Mxico, D.F. Phone Number: +5255 (5202) 3545 Input Rating: 5V p 1.2A The CMIIT IDs are located on the charging case. 6

| E N G Draft LEGAL INFORM ATION Security Information This product is capable of receiving automatic security updates from Bose. To receive automatic security updates, you must complete the product setup process in the Bose Music app and connect the product to the Internet. If you do not complete the setup process, you will be responsible for installing security updates that Bose makes available. Apple, the Apple logo, iPad, iPhone, and iPod are trademarks of Apple Inc., registered in the U.S. and other countries. The trademark iPhone is used in Japan with a license from Aiphone K.K. App Store is a service mark of Apple Inc. Use of the Made for Apple badge means that an accessory has been designed to connect specifically to the Apple product(s) identified in the badge, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Bose Corporation is under license. Google and Google Play are trademarks of Google LLC. Wi-Fi is a registered trademark of Wi-Fi Alliance. Bose, Bose Music, and QuietComfort Earbuds are trademarks of Bose Corporation. Bose Corporation Headquarters: 1-877-230-5639 2020 Bose Corporation. No part of this work may be reproduced, modified, distributed, or otherwise used without prior written permission. 7

| E N G Draft LICENSE DISCLOSURES The following license disclosures apply to certain third-party software packages used as components in the product. Copyright 2011 Petteri Aimonen <jpa at nanopb.mail.kapsi.fi>. The Nanopb package is subject to the license terms reprinted below. Package: Nanopb Zlib license 2011 Petteri Aimonen <jpa at nanopb.mail.kapsi.fi>

This software is provided as-is, without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution. ARM Limited. All rights reserved. The Mbed TLS package is subject to the license terms reprinted below. Package: Mbed TLS 2.16.1 Apache 2.0 License Apache License Version 2.0, January 2004 http://www.apache.org/licenses/

1. Definitions. TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION License shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document. Licensor shall mean the copyright owner or entity authorized by the copyright owner that is granting the License. Legal Entity shall mean the union of the acting entity and all other entities that control, are controlled by, or are under common control with that entity. For the purposes of this definition, control means (i) the power, direct or indirect, to cause the direction or management of such entity, whether by contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the outstanding shares, or (iii) beneficial ownership of such entity. You (or Your) shall mean an individual or Legal Entity exercising permissions granted by this License. Source form shall mean the preferred form for making modifications, including but not limited to software source code, documentation source, and configuration files. Object form shall mean any form resulting from mechanical transformation or translation of a Source form, including but not limited to compiled object code, generated documentation, and conversions to other media types. Work shall mean the work of authorship, whether in Source or Object form, made available under the License, as indicated by a copyright notice that is included in or attached to the work (an example is provided in the Appendix below). Derivative Works shall mean any work, whether in Source or Object form, that is based on (or derived from) the Work and for which the editorial revisions, annotations, elaborations, or other modifications represent, as a whole, an original work of authorship. For the purposes of this License, Derivative Works shall not include works that remain separable from, or merely link (or bind by name) to the interfaces of, the Work and Derivative Works thereof. 8

| E N G Draft LICENSE DISCLOSURES Contribution shall mean any work of authorship, including the original version of the Work and any modifications or additions to that Work or Derivative Works thereof, that is intentionally submitted to Licensor for inclusion in the Work by the copyright owner or by an individual or Legal Entity authorized to submit on behalf of the copyright owner. For the purposes of this definition, submitted means any form of electronic, verbal, or written communication sent to the Licensor or its representatives, including but not limited to communication on electronic mailing lists, source code control systems, and issue tracking systems that are managed by, or on behalf of, the Licensor for the purpose of discussing and improving the Work, but excluding communication that is conspicuously marked or otherwise designated in writing by the copyright owner as Not a Contribution. Contributor shall mean Licensor and any individual or Legal Entity on behalf of whom a Contribution has been received by Licensor and subsequently incorporated within the Work. 2. 3. Grant of Copyright License. Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare Derivative Works of, publicly display, publicly perform, sublicense, and distribute the Work and such Derivative Works in Source or Object form. Grant of Patent License. Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable (except as stated in this section) patent license to make, have made, use, offer to sell, sell, import, and otherwise transfer the Work, where such license applies only to those patent claims licensable by such Contributor that are necessarily infringed by their Contribution(s) alone or by combination of their Contribution(s) with the Work to which such Contribution(s) was submitted. If You institute patent litigation against any entity (including a cross-claim or counterclaim in a lawsuit) alleging that the Work or a Contribution incorporated within the Work constitutes direct or contributory patent infringement, then any patent licenses granted to You under this License for that Work shall terminate as of the date such litigation is filed. 4. Redistribution. You may reproduce and distribute copies of the Work or Derivative Works thereof in any medium, with or without modifications, and in Source or Object form, provided that You meet the following conditions:

a. You must give any other recipients of the Work or Derivative Works a copy of this License; and b. You must cause any modified files to carry prominent notices stating that You changed the files; and c. You must retain, in the Source form of any Derivative Works that You distribute, all copyright, patent, trademark, and attribution notices from the Source form of the Work, excluding those notices that do not pertain to any part of the Derivative Works; and d. If the Work includes a NOTICE text file as part of its distribution, then any Derivative Works that You distribute must include a readable copy of the attribution notices contained within such NOTICE file, excluding those notices that do not pertain to any part of the Derivative Works, in at least one of the following places:

within a NOTICE text file distributed as part of the Derivative Works; within the Source form or documentation, if provided along with the Derivative Works; or, within a display generated by the Derivative Works, if and wherever such third-party notices normally appear. The contents of the NOTICE file are for informational purposes only and do not modify the License. You may add Your own attribution notices within Derivative Works that You distribute, alongside or as an addendum to the NOTICE text from the Work, provided that such additional attribution notices cannot be construed as modifying the License. You may add Your own copyright statement to Your modifications and may provide additional or different license terms and conditions for use, reproduction, or distribution of Your modifications, or for any such Derivative Works as a whole, provided Your use, reproduction, and distribution of the Work otherwise complies with the conditions stated in this License. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions. Trademarks. This License does not grant permission to use the trade names, trademarks, service marks, or product names of the Licensor, except as required for reasonable and customary use in describing the origin of the Work and reproducing the content of the NOTICE file. 9

| E N G 5. 6. Draft LICENSE DISCLOSURES 7. 8. 9. Disclaimer of Warranty. Unless required by applicable law or agreed to in writing, Licensor provides the Work

(and each Contributor provides its Contributions) on an AS IS BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. You are solely responsible for determining the appropriateness of using or redistributing the Work and assume any risks associated with Your exercise of permissions under this License. Limitation of Liability. In no event and under no legal theory, whether in tort (including negligence), contract, or otherwise, unless required by applicable law (such as deliberate and grossly negligent acts) or agreed to in writing, shall any Contributor be liable to You for damages, including any direct, indirect, special, incidental, or consequential damages of any character arising as a result of this License or out of the use or inability to use the Work (including but not limited to damages for loss of goodwill, work stoppage, computer failure or malfunction, or any and all other commercial damages or losses), even if such Contributor has been advised of the possibility of such damages. Accepting Warranty or Additional Liability. While redistributing the Work or Derivative Works thereof, You may choose to offer, and charge a fee for, acceptance of support, warranty, indemnity, or other liability obligations and/or rights consistent with this License. However, in accepting such obligations, You may act only on Your own behalf and on Your sole responsibility, not on behalf of any other Contributor, and only if You agree to indemnify, defend, and hold each Contributor harmless for any liability incurred by, or claims asserted against, such Contributor by reason of your accepting any such warranty or additional liability. END OF TERMS AND CONDITIONS 2020 Bose Corporation Licensed under the Apache License, Version 2.0 (the License); you may not use this file except in compliance with the License. You may obtain a copy of the License at: http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an AS IS BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. The FreeRTOS package is subject to the license terms reprinted below. MIT License Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the Software), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

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| E N G Draft WHATS IN THE BOX Contents ............................................................................................................................. 14 BOSE MUSIC APP SETUP Download the Bose Music app .................................................................................. 15 Add the earbuds to an existing account ............................................................... 16 SWEAT AND WEATHER RESISTANCE .............................................................. 17 HOW TO WEAR Insert the earbuds........................................................................................................... 18 Check your fit ................................................................................................................... 19 Try another eartip size .................................................................................................. 20 Change the eartips ......................................................................................................... 21 POWER Power on ............................................................................................................................ 22 Power off ............................................................................................................................ 23 Standby ............................................................................................................................... 23 TOUCH CONTROL Touch surface area ......................................................................................................... 24 Media playback and volume ....................................................................................... 24 Phone calls......................................................................................................................... 25 Call notifications ..................................................................................................... 25 Noise cancellation........................................................................................................... 25 Mobile device voice control ........................................................................................ 26 1 1

| E N G Draft IN-EAR DETECTION Auto Play/Pause .............................................................................................................. 27 Auto Answer Call ............................................................................................................ 27 Transparency mode........................................................................................................ 27 NOISE CANCELLATION Noise cancelling levels .................................................................................................. 28 Favorites ..................................................................................................................... 28 Adjust noise cancellation ............................................................................................. 29 Noise cancellation while on a call ............................................................................. 29 Use noise cancellation only......................................................................................... 29 CUSTOMIZE TOUCH CONTROL Touch control Shortcut ................................................................................................. 30 Set a Shortcut .......................................................................................................... 30 Use your Shortcut ................................................................................................... 30 Remove/change your Shortcut ......................................................................... 30 BATTERY Charge the earbuds ....................................................................................................... 31 Charge the charging case ............................................................................................ 32 Check the earbud battery level ................................................................................. 32 While using the earbuds ...................................................................................... 32 While charging the earbuds ............................................................................... 32 Check the charging case battery level ................................................................... 33 Charging time ................................................................................................................... 33 Charge wirelessly ............................................................................................................ 34 1 2

| E N G Draft EARBUD AND CHARGING CASE STATUS Earbud status lights ....................................................................................................... 35 Bluetooth status .................................................................................................... 35 Battery status ........................................................................................................... 35 Charging case status ..................................................................................................... 36 Battery status ........................................................................................................... 36 Update and error status ....................................................................................... 36 BLUETOOTH CONNECTIONS Connect using the Bluetooth menu on your mobile device .......................... 37 Disconnect a mobile device ........................................................................................ 38 Reconnect a mobile device ......................................................................................... 38 Clear the earbud device list ........................................................................................ 39 CARE AND MAINTENANCE Store the earbuds ........................................................................................................... 40 Clean the earbuds and charging case .................................................................... 40 Replacement parts and accessories ........................................................................ 40 Limited warranty ............................................................................................................. 40 Update the earbuds ....................................................................................................... 41 View the date code on the earbuds ........................................................................ 41 View the charging case serial number ................................................................... 41 TROUBLESHOOTING Try these solutions first ................................................................................................ 42 Other solutions ................................................................................................................ 42 Reboot the earbuds and charging case ................................................................. 47 1 3

| E N G Draft WHAT S IN THE BOX CONTENTS Confirm that the following parts are included:

Bose QuietComfort Earbuds Charging case USB-C to USB-A cable Eartips (sizes 1 and 3) NOTE:Size 2 eartips are attached to the earbuds. For help identifying the eartip sizes, see page 20. NOTE:If any part of the product is damaged, dont use it. Contact your authorized Bose dealer or Bose customer service. Visit: worldwide.Bose.com/Support/QCEarbuds 1 4

| E N G Draft BOSE MUSIC APP SETUP The Bose Music app lets you set up and control the earbuds from any mobile device, such as a smartphone or tablet. Using the app, you can manage Bluetooth connections, manage earbud settings, choose your voice prompt language, learn about wireless charging, and get new features. NOTE:If you have already created a Bose account for another Bose product

(see page 16). DOWNLOAD THE BOSE MUSIC APP 1. On your mobile device, download the Bose Music app. B O S E M U S I C 2. Follow the app instructions. 1 5

| E N G Draft BO SE MUSIC APP SETUP ADD THE EARBUDS TO AN EXISTING ACCOUNT 1. Press and hold the Bluetooth button in the charging case until you hear Ready to connect. NOTE:If youre not wearing the earbuds, press and hold the Bluetooth button in the charging case until the earbud status lights slowly pulse blue. 2. In the Bose Music app, from the My Bose screen, tap H. NOTE:To get to the My Bose screen, tap Z in the top-left corner of the screen. 3. Follow the app instructions. 1 6

| E N G Draft SWEAT AND WEATHER RESI STANC E The earbuds are rated IPX4 water resistant. They are designed to be sweat and weather resistant but arent meant to be submerged under water. CAUTIONS:

Do NOT swim or shower with the earbuds. Do NOT submerge the earbuds. NOTES:

cotton swab or equivalent. normal wear. To prevent rusting, regularly clean the charging pins on the earbuds with a dry, soft IPX4 is not a permanent condition, and resistance might decrease as a result of 1 7

| E N G Draft HOW TO WEAR INSERT THE EARBUDS 1. Insert the earbud so the eartip gently rests at the opening of your ear canal. NOTE:Each eartip is marked with either an L (left) or an R (right). L/R marking 2. Slightly rotate the earbud back until the eartip creates a comfortable seal at your ear canal. NOTE:Rotating the earbud too far back may impact sound quality. 3. Tuck the top of the eartip wing under your ear ridge. Ear ridge Eartip wing Insert Rotate Tuck 4. Check the fit (see page 19). 5. Repeat steps 1 4 to insert the other earbud. 1 8

| E N G Draft HOW TO WEAR CHECK YOUR FIT Use a mirror to make sure you have successfully rotated the earbud back, tucked the eartip wing, and that youre using the best eartip size for each ear. FIT WHAT TO CHECK Proper fit Too big Too small When the eartip fits properly:

The eartip gently rests at the opening of your ear canal to create a comfortable seal. Background noise should sound muffled. NOTE: The noise cancelling level may impact the ability to hear muffled noise. The eartip wing doesnt stick out or feel squished under your ear ridge. When the eartip is too big:

The eartip feels squished in your ear canal. The eartip wing is sticking out or feels squished under your ear ridge. When the eartip is too small:

The eartip rests too deep in your ear canal, feels loose in your ear, or falls out when you move your head. The eartip wing doesnt reach your ear ridge. 1 9

| E N G Draft HOW TO WEAR TRY ANOTHER EARTIP SIZE Wear the earbuds for an extended period of time. If the eartips dont feel comfortable or secure, try another eartip size. The size is marked on the bottom of each eartip with a 1 (small), 2 (medium), or 3 (large). 1 2 3 The size 2 eartips come attached to the earbuds. If size 2 feels too loose, try size 3. If it feels too tight, try size 1. You may need to try all three eartip sizes or use a different size eartip for each ear. 2 0

| E N G Draft HOW TO WEAR CHANGE THE EARTIPS 1. Holding the earbud, gently stretch the eartip base and peel it away from the earbud. Eartip base Stretch Peel Separate CAUTION:To prevent tearing, do NOT pull on the top of the eartip. 2. Choose a new eartip size (see page 20). 3. Align the earbud nozzle with the back of the eartip opening, and slide the earbud nozzle onto the eartip. 4. Gently stretch the eartip base around the nozzle, and press down until the eartip clicks securely into place. Eartip opening Earbud nozzle

Stretch Press 5. Insert the earbuds (see page 18). 6. Check the fit (see page 19). 2 1

| E N G Draft POWER POWER ON Press the button on the front of the charging case. When the charging case opens, the earbuds power on. The earbud status lights (see page 35) and charging case status lights glow (see page 36). NOTE:When you remove the earbuds from the charging case, close the case to help preserve battery life and keep the case free of debris. 2 2

| E N G Draft POWER POWER OFF 1. Place both earbuds in the charging case. The earbud status lights glow according to the charging status (see page 35). 2. Close the case. The earbuds power off. STANDBY Standby conserves the earbud battery when the earbuds are not in use. The earbuds switch to Standby when you remove both earbuds from your ears for 20 minutes. To wake the earbuds, insert both earbuds in your ears or use the Bose Music app. 2 3

| E N G Draft TOUCH CONTROL Use touch control by tapping or swiping the touch surface of the earbuds. With touch control, you can play/pause audio, change the volume, perform basic call functions, access mobile device voice control, adjust noise cancellation, and use a Shortcut

(see page 30). TOUCH SURFACE AREA The touch surface is located on the outer surface of each earbud. The right earbud controls media playback, phone calls, volume, and mobile device voice control. The left earbud controls noise cancellation and your Shortcut. Touch surface Noise cancellation Touch control Shortcut Media playback and volume Phone calls Mobile device voice control MEDIA PLAYBACK AND VOLUME CONTROL WHAT TO DO TOUCH CONTROL Play/Pause Double-tap the right earbud. Increase the volume Swipe up on the right earbud. Decrease the volume Swipe down on the right earbud. 2 4

| E N G Draft TOUCH CONTROL PHONE CALLS CONTROL WHAT TO DO TOUCH CONTROL Answer/End a call Double-tap the right earbud. Decline a call Touch and hold the right earbud. NOTE:The microphone is located on the right earbud. When talking on the phone, you must wear the right earbud. You hear audio from both earbuds. Call notifications A voice prompt announces incoming callers and call status. To stop call notifications, disable voice prompts using the Bose Music app. You can access this option from the Settings menu. NOISE CANCELLATION To adjust the noise cancelling level, double-tap the left earbud (see page 29). 2 5

| E N G Draft TOUCH CONTROL MOBILE DEVICE VOICE CONTROL You can set the earbuds to access voice control on your mobile device. Once set, the microphone on the right earbud acts as an extension of the microphone in your mobile device. CONTROL WHAT TO DO TOUCH CONTROL Access mobile device voice control Touch and hold the right earbud until your hear a tone. Release, then say your request. Stop mobile device voice control Double-tap the right earbud. 2 6

| E N G Draft IN-EAR DETECTION In-ear detection uses sensors to identify when youre wearing the earbuds. You can automatically play/pause audio, answer phone calls (if enabled), and adjust noise cancellation by inserting or removing an earbud. NOTE:To disable in-ear detection features, use the Bose Music app. You can access these options from the Settings menu. Disabling in-ear detection may impact noise cancellation performance. AUTO PLAY/PAUSE When you remove an earbud, audio pauses on both earbuds. To resume audio, reinsert the earbud. AUTO ANSWER CALL You can answer phone calls by inserting the right earbud. NOTE:To enable this feature, use the Bose Music app. You can access this option from the Settings menu. TRANSPARENCY MODE When you remove an earbud, noise cancellation adjusts to 3 (full awareness) on the other earbud (see page 28). To adjust noise cancellation to its previous level, reinsert the earbud. 2 7

| E N G Draft NOISE CANCELLATION Noise cancellation reduces unwanted noise, providing a clearer, more lifelike audio performance. Each time you power on the earbuds, noise cancellation is fully enabled at the highest level. NOTE:To use the last set noise cancelling level when powering on, use the Bose Music app. You can access this option from the Settings menu. NOISE CANCELLING LEVELS Choose your noise cancelling level based on your listening preferences and environment. You can adjust between full noise cancellation and full transparency. As you decrease noise cancellation, you hear more outside sounds. As you increase noise cancellation, unwanted outside noise is reduced. NOTE:To access all noise cancelling levels, use the Bose Music app. Favorites By default, the earbuds are set to three Favorite noise cancelling levels: 1 (full noise cancellation), 2 (some awareness), and 3 (full transparency). DEFAULT SETTING DESCRIPTION 1 2 3 Provides world-class noise cancellation eliminates virtually all the exterior noise around you. Blocks most low frequency noises, like the rumble of a train or the hum of a vacuum cleaner, but still provides some awareness of your surroundings. Provides full transparency so that you can hear the world around you as if youre not wearing earbuds. NOTE:To customize Favorite noise cancelling levels, use the Bose Music app. You can access this option from the Settings menu. 2 8

| E N G Draft NOISE CANCELLATION ADJUST NOISE CANCELLATION To cycle through the Favorite noise cancelling levels, double-tap the left earbud. NOTE:To customize Favorite noise cancelling levels, use the Bose Music app. You can access this option from the Settings menu. NOISE CANCELLATION WHILE ON A CALL When you receive a call, the earbuds remain at the current noise cancelling level and Self Voice is activated. Self Voice helps you hear yourself speak more naturally. To adjust the noise cancelling level while on a call, double-tap the left earbud. NOTE:To adjust Self Voice, use the Bose Music app. You can access this option from the Settings menu. USE NOISE CANCELLATION ONLY Clear away noisy distractions without audio. Focus on what matters most your work or whatever your passion. 1. Press and hold the Bluetooth button in the charging case until you hear Bluetooth off. Your mobile device disconnects, and all audio stops playing. 2. Double-tap the left earbud to set your preferred noise cancelling level

(see page 28). NOTE:To use media playback, phone calls, and mobile device voice control features, reconnect your mobile device (see page 38). 2 9

| E N G Draft CUSTOMIZE TOUCH CONTROL TOUCH CONTROL SHORTCUT A Shortcut enables you to quickly and easily access one of the following functions:

Check the earbud battery level. Skip a track. Set a Shortcut To set a Shortcut, use the Bose Music app. You can access this option from the Settings menu. Use your Shortcut To use your Shortcut, touch and hold the left earbud. Remove/change your Shortcut To remove or change your Shortcut, use the Bose Music app. You can access this option from the Settings menu. 3 0

| E N G Draft BATTERY CHARGE THE EARBUDS 1. Align the charging contacts on the left earbud with the charging pins on the left side of the charging case. L Charging pins Status light NOTE:Before charging, make sure the earbuds are at room temperature, between 46 F (8 C) and 102 F (39 C). 2. Place the earbud in the charging case until it magnetically snaps into place. The earbud status light glows according to the charging status (see page 35). 3. Repeat steps 1 2 for the right earbud. 4. Close the charging case. NOTE:To help preserve battery life, close the case while the earbuds are charging. 3 1

| E N G Draft BATTERY CHARGE THE CHARGING CASE CAUTION:Use this product only with an agency approved power supply which meets local regulatory requirements (e.g., UL, CSA, VDE, CCC). 1. Connect the small end of the USB cable to the USB-C port. 2. Connect the other end to a USB-A wall charger (not provided). NOTES:

To help preserve battery life, close the case while its charging. Before charging, be sure the case is at room temperature, between 46 F (8 C) and 102 F (39 C). CHECK THE EARBUD BATTERY LEVEL While using the earbuds When you remove the earbuds from the charging case and insert them into your ears, a voice prompt announces the earbud battery level. If you set your Shortcut to check the battery level, touch and hold the left earbud

(see page 30). A voice prompt announces the earbud battery level. Use the Bose Music app. The earbud battery level is displayed on the My Bose screen and earbud home screen. NOTE:If one earbud has a lower battery level than the other, the voice prompt announces the lower battery level. If the battery is low, you hear Battery low, please charge now. While charging the earbuds When you place the earbuds into the charging case, the earbud status lights glow according to the charging status (see page 35). 3 2

| E N G Draft BATTERY CHECK THE CHARGING CASE BATTERY LEVEL Press the button on the front of the charging case to open the case. The charging case status lights glow according to the battery level (see page 36). CHARGING TIME COMPONENT CHARGING TIME Earbuds Charging case NOTES:

2 hours 3 hours When the earbud battery level is low, a 15-minute charge (with the case closed) powers the them for up to 2 hours. A full charge powers the earbuds for up to 6 hours. When the case is fully charged, you can charge the earbuds up to 2 times. When the earbuds are inside of the case, the case charging time varies. 3 3

| E N G Draft BATTERY CHARGE WIRELESSLY You can use a third-party wireless charger (not provided) to charge the case and earbuds. NOTE:Make sure the wireless charger is Qi-compatible. 1. Place the earbuds in the charging case. 2. Place the charging case in the center of your wireless charger. NOTE:For more information, refer to your wireless charger owners guide. 3 4

| E N G Draft EARBUD AND CHARGING CAS E STATUS EARBUD STATUS LIGHTS The earbud status lights are located on the outside surface of each earbud. Status light Status light Bluetooth status Shows the Bluetooth connection status of mobile devices. LIGHT ACTIVITY SYSTEM STATE Slowly pulses blue Ready to connect Blinks blue Solid blue Connecting Connected Battery status Shows the earbud battery status. LIGHT ACTIVITY SYSTEM STATE Slowly pulses white Charging Solid white Fully charged Slowly pulses red Need to charge Blinks red and white Error contact Bose customer service 3 5

| E N G Draft EARBUD AND CHARGING CAS E STATUS CHARGING CASE STATUS The charging case status lights are located on the front of the charging case. They show the charge status and battery level of the case and the earbud update status. Battery status Shows the charging case battery level. LIGHT ACTIVITY CHARGING PERCENTAGE Status lights 0% 20%

21% 40%

41% 60%

61% 80%

81% 100%

NOTE:When the case is charging, the last light blinks according to the current battery level. When it is fully charged, all five charging case status lights glow solid white. Update and error status Shows the update and error status. LIGHT ACTIVITY SYSTEM STATE Updating earbuds (see page 40) NOTE: The charging case status lights blink sequentially, starting with the first light. Charging error - contact Bose customer service 3 6

| E N G Draft BLUETOOTH CONNECTI ONS CONNECT USING THE BLUETOOTH MENU ON YOUR MOBILE DEVICE You can store up to seven devices in the earbud device list. You can connect and play audio from only one device at a time. NOTE:For the best experience, use the Bose Music app to set up and connect your mobile device (see page 15). 1. Press and hold the Bluetooth button in the charging case until you hear Ready to connect. NOTE:If youre not wearing the earbuds, press and hold the Bluetooth button in the charging case until the earbud status lights slowly pulse blue. 2. On your device, enable the Bluetooth feature. NOTE:The Bluetooth feature is usually found in the Settings menu. 3 7

| E N G Draft BLUETOOTH CONNECTI ONS 3. Select the earbuds from the device list. NOTE:Look for the name you entered for your earbuds in the Bose Music app. If you didnt name your earbuds, the default name appears. BOSE QC EARBUDS Once connected, you hear Connected to <mobile device name>. The earbuds name appears in the mobile device list. NOTE:If youre not wearing the earbuds, the status lights glow solid blue. DISCONNECT A MOBILE DEVICE Use the Bose Music app to disconnect your mobile device. TIP:You can also use Bluetooth settings to disconnect your device. Disabling the Bluetooth feature disconnects all other devices. RECONNECT A MOBILE DEVICE When powered on, the earbuds try to connect with the most recently-connected device. NOTES:

The device must be within range (30 ft or 9 m) and powered on. Make sure the Bluetooth feature is enabled on your mobile device. 3 8

| E N G Draft BLUETOOTH CONNECTI ONS CLEAR THE EARBUD DEVICE LIST 1. Press and hold the Bluetooth button in the charging case until you hear Bluetooth device list cleared. NOTE:If youre not wearing the earbuds, press and hold the Bluetooth button in the charging case until the earbud status lights slowly pulse blue. 2. Delete the earbuds from the Bluetooth list on your device. All devices are cleared, and the earbuds are ready to connect (see page 15). 3 9

| E N G Draft CARE AND MAINTENANCE STORE THE EARBUDS When youre not using the earbuds, store them in the charging case. Close the charging case to help preserve battery life and keep the charging case free of debris. When storing the earbuds for an extended period of time (more than 4 weeks), make sure they are stored at room temperature and the charging case battery level is greater than 40% (see page 36). CLEAN THE EARBUDS AND CHARGING CASE COMPONENT CARE INSTRUCTIONS Eartips Remove the tips from the earbuds and wash them with a mild detergent and water. NOTE: Make sure you thoroughly rinse and dry the tips before re-attaching them to the earbuds. Earbud nozzles Wipe only with a dry, soft cotton swab or equivalent. CAUTION:Never insert any cleaning tool into the nozzle. Charging pins (on earbuds and charging case) To prevent rusting, wipe with a dry, soft cotton swab or equivalent. Charging case Wipe only with a dry, soft cotton swab or equivalent. REPLACEMENT PARTS AND ACCESSORIES Replacement parts and accessories can be ordered through Bose customer service. Visit: worldwide.Bose.com/Support/QCEarbuds LIMITED WARRANTY The earbuds are covered by a limited warranty. Visit our website at global.Bose.com/warranty for details of the limited warranty. To register your product, visit global.Bose.com/register for instructions. Failure to register will not affect your limited warranty rights. 4 0

| E N G Draft CARE AND MAINTENANCE UPDATE THE EARBUDS The earbuds and charging case update automatically when connected to the Bose Music app. Follow the app instructions. TIP:You can also update the earbuds and charging case using the Bose updater website. On your computer, visit: btu.Bose.com and follow the on-screen instructions. VIEW THE DATE CODE ON THE EARBUDS Remove the eartip from the earbud (see page 21). The date code is located on the earbud nozzle. Date code X X X X VIEW THE CHARGING CASE SERIAL NUMBER Remove the right earbud from the charging case. The charging case serial number is located on the left side of the right earbud well. XXXXXXXXXXX TIP:The charging case serial number is also located on the carton outer label and in the Bose Music app, under Technical Info. 4 1

| E N G Draft TROUBLESHOOTING TRY THESE SOLUTIONS FIRST If you experience problems with the earbuds, try these solutions first:

Charge the battery (see page 31). Power on the earbuds (see page 22). Check the earbud status lights and charging case status lights (see page 35). Make sure your mobile device supports Bluetooth connections (see page 37). Download the Bose Music app and run available software updates (see page 15). Move your mobile device closer to the earbuds (30 ft or 9 m) and away from any interference or obstructions. Increase the volume on the earbuds, mobile device, and music app. Connect another mobile device (see page 15). OTHER SOLUTIONS If you could not resolve your issue, see the table below to identify symptoms and solutions to common problems. If you are unable to resolve your issue, contact Bose customer service. Visit: worldwide.Bose.com/contact SYMPTOM SOLUTION Earbuds dont power on Make sure the earbuds are not in standby mode. To wake the earbuds, insert the earbuds in your ears or use the Bose Music app. Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbud status lights display charge status (see page 35). If the earbuds have been exposed to high or low temperatures, let the earbuds return to room temperature. 4 2

| E N G Draft TROUBLESHOOTING SYMPTOM SOLUTION Earbuds dont connect with mobile device On your device:

Turn the Bluetooth feature off and then on. Delete the earbuds from the Bluetooth list on your device. Connect again (see page 15). Place both earbuds in the charging case until they magnetically snap into place, and the status lights display charge status (see page 35). Close and re-open the case. Connect again (see page 15). Make sure you are wearing the right earbud. Make sure the right earbud is within range (30 ft or 9 m) of the charging case and the case is open. Clear the earbud device list (see page 39). Connect again

(see page 15). Visit: worldwide.Bose.com/Support/QCEarbuds to see how-to videos. Reboot the earbuds (see page 47). Earbuds dont respond during app setup Make sure you are using the Bose Music app for setup

(see page 15). Bose Music app cant find earbuds While wearing the earbuds, press and hold the Bluetooth button in the charging case until you hear Ready to connect. Bose Music app doesnt work on mobile device Make sure your mobile device is compatible with the Bose Music app and meets minimum system requirements. For more information, refer to the app store on your mobile device. Uninstall the Bose Music app on your mobile device. Reinstall the app (see page 15). Intermittent Bluetooth connection Clear the earbud device list (see page 39). Connect again

(page 15). Move the mobile device closer to the earbuds. Reboot the earbuds (see page 47). 4 3

| E N G Draft TROUBLESHOOTING SYMPTOM SOLUTION No sound Play audio from content stored directly on your device. Make sure that both eartips fit securely in your ear, and they arent rotated too far back (see page 18). Make sure your head is upright when inserting the earbuds. Press play on your mobile device to make sure audio is playing. Play audio from a different application or music service. Restart your mobile device. Press the Bluetooth button in the charging case to hear the connected mobile device. Make sure you are using the correct device. Make sure the earbuds are within range of each other. Disable in-ear detection features using the Bose Music app. Make sure that both eartips fit securely in your ear, and they arent rotated too far back (see page 18). Make sure the earbuds are within range of each other. Place both earbuds in the charging case until they magnetically snap into place and the earbud status lights display charge status (see page 35). Remove the earbuds. Make sure that both eartips fit securely in your ear, and they arent rotated too far back (see page 18). Try a different audio track. Play audio from a different application or music service. Clear any debris or wax buildup from the eartips and earbud nozzles. Turn off any audio enhancement features on the device or music app. Make sure your earbuds are connected over the correct Bluetooth profile: Stereo A2DP. Check your devices Bluetooth/audio settings menu to make sure the correct profile is selected. On your device:

Turn the Bluetooth feature off and then on. Delete the earbuds from the Bluetooth list on your device. Connect again (see page 15). No sound from one earbud Audio and video are out of sync Play audio from a different application or music service. Poor sound quality 4 4

| E N G Draft TROUBLESHOOTING SYMPTOM SOLUTION Make sure the microphone holes on the edge of the right earbud arent blocked. Make sure the microphone isnt muted on your phone. If youre on a phone call, make sure you are using the right earbud. Microphone doesnt pick up sound Try another phone call. Try another compatible device. On your device:

Turn the Bluetooth feature off and then on. Delete the earbuds from the Bluetooth list on your device. Connect again (see page 15). Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbud status lights display charge status (see page 35). Make sure youre using the left earbud to adjust the noise cancelling level. See "Earbuds dont respond to touch control" on page 46. Use the Bose Music app to adjust the noise cancelling level. You can access this option from the Settings menu

(see page 15). Cant adjust the noise cancelling level Too much sound while using noise cancellation Make sure in-ear detection is enabled in the Bose Music app. You can access this option from the Settings menu. Difficulty hearing caller while on a phone call Try a different noise cancelling level (see page 29). Difficulty hearing own voice while on a phone call Use the Bose Music app to adjust Self Voice. You can access this option from the Settings menu. Earbuds dont respond Place both earbuds in the charging case until they magnetically snap into place. Close and re-open the case. The earbud status lights display charge status (see page 35). Reboot the earbuds (see page 47). 4 5

| E N G Draft TROUBLESHOOTING SYMPTOM SOLUTION Earbuds dont respond to touch control Cant access Shortcut Make sure you have set a Shortcut using the Bose Music app. Earbuds dont charge Secure both ends of the USB cable. Make sure youre touching the correct touch control surface

(see page 24). For multi-tap functions, vary the tap pressure. Make sure your fingers are dry. If your hair is wet, make sure it isnt interfering with the touch surface. If wearing gloves, remove them before touching the touch control surface. Disable in-ear detection features using the Bose Music app. If the earbuds have been exposed to high or low temperatures, let the earbuds return to room temperature. Reboot the earbuds (see page 47). Make sure the earbuds are properly placed in the charging case (see page 40). The case should be closed. Make sure there is no dirt or debris covering the charging pins within the case or on the earbuds. Make sure the USB cable is correctly aligned with the port on the charging case. Try another USB cable. Try another wall charger. If the earbuds or charging case have been exposed to high or low temperatures, let the earbuds or case return to room temperature. Charge again (see page 31). Make sure the USB cable is correctly aligned with the port on the charging case. Secure both ends of the USB cable. Try another USB cable. Make sure the charging case is closed. To help preserve battery life, the case should be closed while its charging. Try another wall charger. If the charging case has been exposed to high or low temperatures, let the case return to room temperature. Charge again (see page 32). Make sure your wireless charging pad is compatible

(see page 34). Charging case doesnt charge 4 6

| E N G Draft TROUBLESHOOTING SYMPTOM SOLUTION Eartips falling off Securely attach the eartips to the earbuds (see page 20). Voice prompt language isnt correct Change the voice prompt language using the Bose Music app (see page 15). You can access this option from the Settings menu. Not receiving call notifications Earbuds making chirping sound Make sure voice prompts are enabled using the Bose Music app (see page 15). You can access this option from the Settings menu. Make sure the eartip nozzles arent blocked. REBOOT THE EARBUDS AND CHARGING CASE If the earbuds are unresponsive, you can reboot them. NOTE:Rebooting the earbuds clears the earbud device list. It doesnt clear other settings. 1. Place the earbuds in the charging case. 2. Press and hold the Bluetooth button in the charging case for 30 seconds until the earbud status lights blink. When the reboot is complete, the status lights display charge status

(see page 35). 4 7

| E N G Draft 2020 Bose Corporation, 100 The Mountain Road, Framingham, MA 01701-9168 USA AM840344-0010 Rev. 00 Draft

To: Federal Communications Commission Office of Engineering and Technology Equipment Authorization Division 7345 Oakland Mills Road Columbia, Maryland 21046 Subject: Labeling for FCC ID: A94BL3R To Whom It May Concern:

Due to the small size of the device being certified it is impracticable to label with a font size this is four pints or larger (device does not have a display and therefore cannot use electronic labeling). The FCC ID will be placed in the Users manual. Sincerely, Client Signature:

Clients name & title: Mark Hetherman, EMC Department Manager Contact information / address: Mark_Hetherman@Bose.com, 1 New York Ave., Framingham, MA 01701

To: Federal Communications Commission Office of Engineering and Technology Equipment Authorization Division 7345 Oakland Mills Road Columbia, Maryland 21046 Subject: Short Term Confidentiality Request for FCC ID: A94BL3R To Whom It May Concern:

Pursuant to sections 0.457 and 0.459 of CFR 47, and to avoid premature release of sensitive information prior to marketing or release of the product to the public, the applicant requests the following documents contained in this certification application be temporarily withheld from public disclosure for an initial period of 45 not to exceed 180 days from the Grant Date. See KDB 726920. days; or for a specified date of 09 /09 /2020 or 180

- User Manual

Internal Photos Test Setup photos The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Sincerely, Client Signature:

Clients name & title: Mark Hetherman, EMC Department Manager Contact information / address: Mark_Hetherman@Bose.com, 1 New York Ave., Framingham, MA 01701

To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: A94BL3R Pursuant to sections 0.457 and 0.459 of CFR 47, we respectfully request permanent confidential treatment of the following Exhibits accompanying this application as:

- Block Diagram

- Schematics

- Operational Description

- Part List The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Clients signature:

Clients name & title: Mark Hetherman, EMC Department Manager Contact information / address: Mark_Hetherman@Bose.com, 1 New York Ave., Framingham, MA 01701