FCC ID: 2AQI5-CM539 AirPlay 2 Wireless Audio Receiver with WiFi

V A01 2020.10.06 Preface Connection Thank you for purchasing UGREEN products. For optimum operation, please read this manual carefully before using. Product Overview 1 2 3 Connect the OPTICAL and 3.5mm ports to corresponding devices through the provided cables. Tip: When both OPTICAL and 3.5mm ports are connected, only 3.5mm audio port works by default. Connect to your WiFi on your Apple devices. Find "UGREEN-80664" on the same page and connect to it. 4 Click "Next", wait for about 10 seconds, and then click

"Complete" at last. Tip If the pairing fails/when you need to change the network, please press and hold the reset hole for 3 seconds and repeat steps from step 3 to 5. 5:40 87%

5:40 87%

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Being paired Breathing blue 10S Status Indicator ApexSound G1 AirPlay 2 Wireless Audio Receiver LED Indicator Optical Fiber Port USB-C Power Port XMBO Reset Hole 3.5mm Audio Port UQ.MJOL`6H`12CG ON 2 3 4 5 6 5:40 87%

Paired Failed pairing Resetting Solid blue Solid red Fast blinking red then o UQ.MJOL`12CG VHFSSO.Hvftu VHFSSO.qsjou TFU!VQ!OFX!BJSQMBZ!TQFBLFS///

VHSFFO.91775 3 4 5 In Control Center click the icon "AirPlay" and select

"UGREEN-80664". Latency Calibration 5:40 87%

5:40 87%

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Follow the calibration steps below if there's latency when several products are paired with one Apple device. 2 In your App store, search

"ApexSound" and download the app. Tdsffo!

Njsspsjoh Tqfblfst!'!UWt VHSFFO.91775 Bqq!Tupsf FCCC ID:2AQI5-CM539 Model: CM539 P/N: 80664 Important WEEE Information FCC Radiation Exposure Statement Package Contents 3 After download, please follow the instructions to complete the calibration. Tip: calibrate the latency range to "0ms to 100ms"

on the app. BqfyTpvoe Specications Model: CM539 Output Ports: 3.5mm, OPTICAL WiFi Bands: 2.4G/5G Frequency Range: 2400-2483.5MHz, 5150-5350MHz, 5725-5850MHz WiFi Standard: IEEE802.11a/b/g/n/ac Audio Protocol: AirPlay 2 Transmission Distance: 40 m/131.2 ft Compatible Systems: iOS 11.4/iPadOS 13/macOS 10.13.6 or later This symbol on the product(s) and / or accompanying documents indicates that, under the new Directive 2012/19/EU on waste electrical and electronic equipment (WEEE), product(s) used electrical and electronic equipment (WEEE) should not be mixed with general household waste. For proper treatment, recovery and recycling, please take this product(s) to designated collection points where it will be accepted free of charge. Disposing of this product correctly will help save valuable resources and prevent any potential negative eects on human health and the environment, which could otherwise arise from inappropriate waste handling. Please contact your local authority for further details of your nearest designated collection point. Penalties may be applicable for incorrect disposal of this waste, in accordance with your national legislation. For professional users in the European Union If you wish to discard electrical and electronic equipment (EEE), please contact your dealer or supplier for further information. For disposal in countries outside of the European Union This symbol is only valid in the European Union (EU). If you wish to discard this product please contact your local authorities or dealer and ask for the correct method of disposal. Warranty Information A limited 2-year warranty applies to all UGREEN products purchased from UGREEN ocial store or authorized sellers. Please feel free to contact us if you run into any problems. FCC Statement 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

(2) this device must accept any interference received, including interference that may cause undesired operation. Warning: Changes or modications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. 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 o 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 dierent from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The devicecan be used in portable exposure condition without restriction. distance of 20cm from the body to ensure compliance with RF exposure requirements. When using the product, maintain a USER MANUAL 1AirPlay 2 Wireless Audio Receiver 1 User Manual 1USB Cable

(1.5 m/4.92 ft) 13.5mm Audio Cable

(1 m/3.28 ft) 13.5mm to 2RCA Audio Cable (1 m/3.28 ft) 1Optical Audio Cable

(1 m/3.28 ft) 1 2 3 4 5 6 7 8 9 3. 900*135mm PANTONE 356C 1. 80G 2. 4C+1 4. 90*135mm 5. 1mm 6. <=0.5mm 7. <=0.35mm 8. 9. 94/62/ECTPCHREACH TOL. SELECT Dim 0~6 6~30 30~120 120~300 300~450 450~600 A 0.05 0.10 0.15 0.20 0.25 0.30 B 0.05 0.15 0.20 0.30 0.40 0.50 V C 0.10 0.20 0.30 0.40 0.50 0.60

+_ EPS EPE 0.50 0.50 1.00 2.00 3.00 0.50 0.50 1.00 2.00 3.00 EPP BAG CTN LABEL 0.20 0.20 0.25 0.30 0.50 0.80 3.00 5.00 10.00 15.00 20.00 0.50 0.50 1.00 2.00 3.00 1.00 1.00 2.00 3.00 SCALE 1:1 SHEET 1/1 UNIT mm DRAFT TOLERANCE CRITICAL DIM. MARK

: CM539 80664 AirPlay 2 0104.0203.AA.80664.01 Qipof

irplay2 wireless audio receive Model: CM539 P/N: 80664 FCC ID:2AQI5-CM539 Ugreen Group Limited | Made in China KE eA

Contact name: Chi Yang Title: Manager Tel: +86-755-28066530 Email: certification@ugreen.com Company name: Ugreen Group Limited Date: 2021-11-09 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern. The Ugreen Group Limited, the undersigned, hereby authorizes Miss. Wendy Zhan from Shenzhen Morlab Communications Technology Co., Ltd., to act on the behalf of the Ugreen Group Limited solely in matters relating to the application for an FCC equipment authorization for FCC ID: 2AQI5-CM539 including the signing of documents in connection with this Application. Necessary acts carried out Shenzhen Morlab Communications Technology Co., Ltd. on our behalf of the Ugreen Group Limited in connection with the Application shall have the same effect as acts of the Ugreen Group Limited. Ugreen Group Limited also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Thank you for your attention to this matter. Yours Sincerely, Signatory Ugreen Group Limited

Date:2021-11-22 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality for FCC ID: 2AQI5-CM539 To Whom it may concern:

Pursuant to sections 0.457 and 0. and Section 552(b)(4) of the Freedom of Information Act, Ugreen Group Limited hereby requests confidentiality and treatment of ol-1 atl sao) gt ateVielg accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Oeil aCe Nm elm Ese days after the grant as outlined in Public Notice DA04-1705. This provision will give Ugreen Group Limited temporary confidentiality of commercially sensitive information prior to product release. PERMANENT AND SHORT-TERM CONFIDENTIAL LIST Exhibit Description 1 Block Dia ram Operational Description Ya ee x) Schematics ZI SIO)"

tS) External Photos 6 Internal Photos vi Test-Setu. Photos 3) User Manual The Applicant understands that Pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory:

SHORT-TERM Ore) al ctor allan =H Ola) Yang Title: Manager Tel: +86-755-28066530 Email: certification@ugreen.com Company name: Ugreen Group Limited Ugreen Group Limited

CO ee Dt DD ee DADA ATID

Pe UNII Declaration Letter We have declared below featured for FCC equipment authorization, device FCC ID:2AQ15-CM539

(1) DFS Device -- Master, [] Client with Radar detection capability , Client without radar detection capability, EAN

(2) Active / Passive Scanning , adhoc mode access point capability Frequency Band Active Scanning _ passive scanning Ad Hoc Mode Access point

(MHz) (the device can (where the device capability capability transmit a probe is

(beacon)) can listen only with no robes PCV Eee a Pa a 4oe No V<-Ce No Vie 2422 2452 MHz A aotoe No Ait No 5745 ~ 5825 MHz A i-y No hae No ice (oe 5755 5795 MHz Vice No aioe No ioce bots ou Ts [0 ereP OOM aba Yes, No Ls Yes, No A aocy 5190 5230 MHz Yes, [No L] Yes, No view Note 5260 5320 MHz Ate Te) C1 Yes, No Nie s 4-1 5270 5310 MHz Nate No mh ie No Yes, Nice 5500 5700 MHz oF No may No aie Yes, 5510 5670 MHz Vite No ma ee No acts ioe

(3) Country code selection ability- [] Yes, No If no, pls explain how was implemented : Country is selected as US by default and user can not change the country code.

(4) Meet 15.202 requirement - ho No, pls check below :

|] A master device is defined as a device operating in a mode in which it has the capability to transmit without receiving an enabling signal. In this mode it is able to select a channel and initiate a network by sending enabling signals to other devices A client device is defined as a device operating in a mode in which the transmissions of ial-Me(o\ fore) are under control of the master. A device in client mode is not able to initiate a network.

(5) For client devices that have software configuration control to operate in different modes (active scanning in some and passive scanning in others) in different bands (devices with multiple equipment classes or those that operate on non-DFS frequencies) or modular devices which configure the modes eo ol et ol Marcelle] software, the application must provide software and operations description on how the software and / or hardware is implemented to ensure that proper operations modes can not be modified by end user or an installer. Apply , [] No Apply ,

(If apply , pls help to provide explanation on how it was implement MICO CU Melmel WCU teR tet software was controlled) The device configuration can not be modified by user as program is not exposed to user eA leM Ure lle sMel ets tet AUS -Reeleeouhomtcr a aller to change the configuration. If you have any questions, please feel free to contact me at the address shown below. Cole arer-1e-1\V2 Signatory:

Contact name: Chi Yang Title: Manager Tel: +86-755-28066530 Email: certification@ugreen.com Cfo aiT oF TNA Rrluit- ea U lel e=y 1a) Group Limited DD OOOO O0oo0o0o Ugreen Group Limited ma

Hereby, we, Ugreen Group Limited, declare that for model name: 80664, with model name:

CM539 have the same hardware and software, only different for model name, all RF parameters remain the same. Signatory Name: Chi Yang Caatos Company name: Ugreen Group Limite Address: Ugreen Building, Longcheng Industrial Park Longguanxi Road, Longhua, Shenzhen, China Tel: +86-755-28066530 Email: certification@ugreen.com Date: 2021-11-09 Ugreen Group Limited Model difference Declaration Letter Please be noticed.

(4 Brand Name: Ugreen Model Number: CM539, 80664 Report Number: $221110027 E01 The following Equipment adapt FCC SDoC Procedure according to FCC part 2.906 :

Product Name: AirPlay 2 Wireless Audio Receiver olan cA CHIH LAN Company Address: N/A Telephone: N/A em It is understood that each unit marketed is identical to the device as tested, and any changes to the device that could adversely affect the emission characteristics will require retest. The following importer / responsible party in United States:

Its herewith confirmed to comply with the requirements of FCC Part 15 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. Not Available at Certification Stage Person is responsible for marking this declaration:

Name (Full name)Position / Tit e 2021-11-09 eS ee Ugreen Group Limited Suppliers Declaration Of Conformity for the FCC SDoC Procedure