FCC ID: 2ACP4CBTA100 Noise cancelling Bluetooth earphones

BTA100(22: 18+ 74 BE 1B) iit HA 45:35.5x210m SENTRY. INDUSTRIES BTA100 Fig 1 NOISE CANCELLING BLUTOOTH EARPHONES NOISE CANCELLING BLUTOOTH EARPHONES English 1 Using your True Wireless Earphones Charge the earbud and case first. Make sure charging case and earbuds are fully charged. as 1 Turn off the Bluetooth function from your music device. E.g., Mobile phone or music levice. STEP 2 Take out the earbuds from the charging case after they have been charged. The earphones will automatically turn on . You will hear Power On,Wait 5 seconds so that both earbuds can connect to each other.After the dual earbuds have connected to each other, you will hear the bluetooth device is ready to pair to suggest that both earbuds are paired successfully, and the status of the Right earbud will have blue light and red light flashing alternatively but Left earbud will have flashing blue light. STEP 3 You can now turn on the Bluetooth function of your mobile phone or audio device. Search and select BTA100 on your device and connect. When the earbuds are connected with the eee successtully, you will hear" Device connected" and earbuds will have very slowly blinking jue light. If you turn off the bluetooth function on your mobile phone, you will hear "Disconnected the bluetooth device is ready to pair" and the status of the Right earbud will have blue light and red light flashing alternatively but Left earbud will have flashing blue light. The pairing mode between both earbuds and device will remain for about 5 minutes, After that earbuds will turn auto-off if there is no device connection in 5 minutes, and you will hear "power off.

* Fig 1 (shown on the image). After the unital settings, both earphones will auto pair with your device directly and you can skip Step 1 and 2. Turn on/off ANC mode: There are 3 modes : Normal, Awareness mode and ANC mode. Normal Mode has no noise cancellation. Awareness mode allows some outside noise in with some noise cancelation, and ANC mode turns on the active noise cancelling function. Once connected to the device(step 1-3)- You can long press the top of either left or right earbud (see Fig 1 on the product image) for about 3 seconds to switch between each of the modes. Long press the earbuds for about 3 seconds, you will hear a prompt and voice prompt "awareness mode on" and long press again for 3 seconds, and you will hear a prompt and voice "ANC mode on" and long press again for about 3 seconds, and you will hear a prompt and voice "ANC mode off. Repeat again to cycle between each mode. 2 Sensor Button Function - *see Fig 1 (shown on the image). On/Off Turn on: Long press both left and right earphone (see Fig 1) for 3 second to turn on earphones;

Long press left or right earphone top button (see fig 1) for about 6 seconds, to tum off earphones. The earbuds can't be turned off synchronously. You can only turn off the left and right earphones separately. Answer / Hang Up When there is an incoming call,short press the top button (Fig 1) on the left or right earphone to answer the phone (see Fig 1 on the image) During the call, the earphones with slowly flashing blue light. short press the top button (Fig 1) on the left or right earphone to end the call.

* When playing music, and there is an incoming call, music will be auto-paused and auto play when end the call. Reject / Call Back When coming call, long press left or right earphone about 2 seconds to refuse the call. (fig 1) Three-click the right earphone to resume back to the last call, three-click the left earphone to open the voice assistant. Play / Pause Music To pause playing music,short press either the left or right earbud (Fig 1) to pause. To continue playback, short press either the left or right earbud (Fig 1) to continue playback. If one of the earbuds have run out of battery, the other one will continue to work until it runs out of power also. Last / Next Song Control When playing music, double-press the left earphone (Fig 1) to switch to the Last song;

Double-press the right earbud to switch to the next song. English Charging the case and earbuds :

Charge the charging case (fig 2) The charging case (fig 2) charges the earbuds. It is important that the charging case is recharged. To do this, Insert the provided USB charging cable to charge the charging case (Fig 2) with a USB power adapter. The LED light near the charging port on the case will keep on flashing when it is charging. the LED lights will keep on and still.Charging the case will take 5 hours to fully charge the case but charging amount times may vary depending on battery status. Note: When there is no charge left on the charging case, the case will start to flash to announce low battery and then turn off completely. Charge the earphones (Fig 1):

The charging case should be fully charged and have sufficient power before it can charge the earbuds. Put the earphones into the correct position on the charging case (fig 2) for charging. Turn off the earbuds by long pressing the top button of both earbuds (fig1) for 6 seconds before placing them into the case If the earbuds are not placed securely into the case, it may not charge. Please take out the earbuds and re-insert them in the case. Also make sure the lid is properly closed so that charging the earbuds can start. Using large earpads could also obstruct the closure of the case, and so may need to be removed. When the earphones are charging properly,the red led light on the earphones will turn on and still to confirm that charging has started.When the earphones are fully charged, the red led light on the earphones will turn blue and will be turn off about 10 seconds later. When earphones are on low battery, you will hear a tune to announce low battery and the earphones led will start to flash slowly. When the earphones run out of battery, you will hear power off, and the earphones will be auto off. Note: When the charging case runs out of the battery, It is important to Turn off both earphones before charging them in the charging case. (Turn off by pressing both earbuds

(see fig 1) for 6 seconds. If there is no power on the charging case, the earbuds will not auto- turn off when they are put back into the charging case. Therefore, the earbuds need to be manually turned off by pressing both the earbuds for 6 seconds simultaneously before putting back to the charging case. Charge the charging case (fig 2) so that the earbuds can be recharged as well. 3 Frequently asked questions Bluetooth earbuds cannot turn on?

1)You can check if earbuds is with power or not ? if not, please fully charge both earbuds before turning it on. (Also charge the charging case as well to make sure there it has enough power to charge the earbuds) 2)Make sure the earbuds are properly charged by placing them securely into the charging case (fig 2) . 3)Turn on the earbuds please long pressing both earbuds for 3 seconds (fig 1) Bluetooth earbuds signal is unstable?

1)Restart the Bluetooth earbuds by turning them off and then on. To do this long press (fig1) for 6 seconds to turn off and long press 4 seconds to turn on again. 2)Please kindly check the compatibility and calling communication quality of the mobile phone. The playing device should be no more than 1.5 meters (4 feet) from the earbuds 3)The distance between both earbuds should be no more than 0.5 meter (2feet) apart 4)Interference from other devices or areas (crowded areas) may cause some signal instability. Move to another area to see if it improves. English Why cant | cant hear voice / playback?

1)Please kindly check if your playback device volume is on or on mute status. 2)Please kindly check if Bluetooth earbuds and phone are connected well. Resetting the device may be necessary (see below on how to reset) 3)Check the distance between earbuds and phone is too. Reset : If the earbuds are not pairing correctly or continue to have issues , please delete the earbuds from your phone by going to the phone's Bluetooth settings and removing it. qhen follow Steps 1-3 on the first page of this manual to re-pair your earbuds to your phone levice. If earbud function is are not working, then reset the earbuds by long pressing both earbuds

(fig 1) for about 8 seconds. Then follow Steps 1-3 on the first page of this manual to re-pair yout earbuds to your phone device. if after some time, the earbuds stop charging, try to use a dry cotton swab to clean the bottom charging points on the earbuds and the inductive pins on the charging case to remove any dusts and sweat. Specifications:

*Model: BTA100 Bluetooth Version: 5.3

*Power Input: DC 5V.

*Earphone Working Time: About 4 hours at 50% volume

*Earphone battery capacity: 40mAh+40mAh=80mAh

*Charging Case battery capacity: 300mAh Support SBC/AAC profile

*Note: Playtimes and charge times are approximate and are based on 50% volume and earbuds and case being fully charged and ANC is off.Playtimes and charge times may be affected by several factors including battery condition, temperature, and distance music. Total playtime includes one full charge already in the bud and a fully charged case. Limited 90-Day Warranty: Sentry warrants this product to be free from defects in materials and workmanship for 90 days from the date of original purchase. This warranty does not pertain to damage resulting from accident, abnormal use, misuse or neglect. Any defective product will be replaced if returned to an authorized Sentry dealer or to Sentry directly at:

EO Box 885, One Bridge Street, Hillburn, NY 10931. Please enclose a $5 check for return shipping. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Sentry Industries Inc is under license. Other trademarks and trade names are those of their respective owners. Sentry. Industries inc declares that radio equipment BTA100 is in compliance with Directive 2014/53/EU. The EU declaration of confirmity is available at https://sentryindustries.com/european-declaration-of-conformity/

Confirmity with Directives This product is CE marked to denote conformity with Directives 73/23/EEC (low voltage) and 89/336/EEC (Electromagnetic Compatibility) , as amended. Environmental Protection Waste electrical products should not be disposed of with household waste. Please recycle where facilities exist. Check with your Local Authority or retailer for recycling advice. CE & 00 FE English Supplier's Declaration of Conformity 47 CFR 47 CFR Part 15.21, 15.105(b) Compliance Information Sentry Bluetooth Responsible Party

- SENTRYINDUSTRIES INC ONE BRIDGE STREET, HILLBURN, NY10931, USA TEL +1 8457532910 FCC Compliance Statement Fe "This device complies with part 15 of the FCC Rules. 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."

FCC ID:2ACP4CBTA100 Model #BTA100

"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 Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment."

USB Type-C and USB-C are registered trademarks of USB Implementers Forum. Charging your device Only use a power adapter with applicable country regulations and international and regional safety standards. Other power adapters may not meet applicable safety standards, and using such adapters could pose a risk of death or injury. Avoid prolonged skin contact with the charging cable and connector when the charging cable is connected to a power source because it may cause discomfort or injury. Sleeping or sitting on the charging cable or connector should be avoided. WARNING: To prevent possible hearing damage, do not listen at high volume levels for long periods. For traffic safety, do not use earphones while driving or cycling. If you have a pacemaker or other electrical medical devices, you should consult your physician before using the product. Choking hazard : The product, packaging and some of the included accessories may present a choking hazard to small children. Keep these accessories away from small children. The bags themselves or the many small parts they contain may cause choking if ingested. Danger : Improper battery replacement may cause an explosion and injury.

FCC ID Label Location The product does not have enough space to place the label, and FCC ID label is reflected in the user manual and package, as below:

Sentry Industries Limited UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 05-12-2023 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2ACP4CBTA100

[Sentry Industries Limited ] (the applicant) certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely,

(Applicant signature)

(Peetu Melwani)

Sentry Industries Limited UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 05-12-2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2ACP4CBTA100

[Sentry Industries Limited] (the applicant) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Sincerely,

(Applicant signature)

(Peetu Melwani)

ection 2.911(d)(7) USA Agent for Service of Process Company name Sentry Industries Limited Address Unit 904, 9/F Chinachem Golden Plaza,77 Mody Road, Tsim Sha Tsui East, Kowloon, Hong Kong,China Product Name Noise cancelling Bluetooth earphones FCC ID: 2ACP4CBTA100 2,911(d)(7) USA Designated Agent for Service of Process We, [Sentry Industries Limited] (the applicant) designate [SENTRY INDUSTRIES INC ] NOTE for the Purpose of accepting service of process on behalf of the applicant. Applicant consent: We Acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical US address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of Process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation: We Acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical US. address and email address for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the US, or the conclusion of any Commission-related administrative or Judicial proceeding involving the equipment, whichever is later USA Agent Applicant Company name SENTRY INDUSTRIES INC Company name. Sentry Industries Limited Address P.O BOX 885 ONE BRIDGE STREET, Address Unit 904, 9/F Chinachem Golden HILLBURN, NY 10931, USA Plaza,77 Mody Road, Tsim Sha Tsui East, FRN_ 0020872305 Kowloon, Hong Kong,China Contact Name PEETU PEETU Contact Name Peetu Melwani Telephone No. +8457532910 Telephone No: 852-2368-4777 Email: Pmelwani@sentryindustries com Email. peetumelwani@gmail com Signature Signature PEETU PEETU Pox Mavs Title. Manager Title; Manager Date 2023-05-12 Date: 2023-05-12 NOTE 1 An applicant located in the United States may designate itself as the agent for service of process Reference, Federal Register document 2022-26263 published on 02/06/23 httos www federalreaister gov/documents/2023/02/06/2022-28263/protecting-aaainst-national-security-threats-to-th e-communications-supply-chain-through-the 2,911 (d)(7)USA Agent v1.2 sieiistieesanipnanennite pay Se aa s/t: Meese

Sentry Industries Limited UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China Agent Authorization Company: Sentry Industries Limited Address: UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China Product Name: Noise cancelling Bluetooth earphones Model Number(s): BTA100, BTANCTWS, BTA200, BTA900, BTA800, BTA999, BTA985, BTANC, BTA957, BTA900B, BTA900W, BTA800B, BTA800W, BTA100B, BTA100W, BTA100C, BTA105, BTA110 Product Description: Noise cancelling Bluetooth earphones We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature:

Date: 2023-05-15 Name:

Company: Sentry Industries Limited Peetu Melwani

Sentry Industries Limited UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China May 15, 2023 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject: Explanation of differences between product types FCC ID : 2ACP4CBTA100 Model Number: BTA100, BTANCTWS, BTA200, BTA900, BTA800, BTA999, BTA985, BTANC, BTA957, BTA900B, BTA900W, BTA800B, BTA800W, BTA100B, BTA100W, BTA100C, BTA105, BTA110 To Whom It May Concern:

We, The Sentry Industries Limited hereby declare that the models are identical except the model name. Except for the different above, no other modification is performed. Sincerely, Signature:

Contact person: Peetu Melwani

Sentry Industries Limited UNIT 904, 9/F CHINACHEM GOLDEN PLAZA, 77 MODY ROAD, TSIM SHA TSUI EAST, KOWLOON, HONG KONG, China Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2ACP4CBTA100 To Whom It May Concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. Date: 2023-05-12 These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely Contact person: Peetu Melwani