FCC ID: 2AZHTAL-6209WK Wireless key Adapter

6209 BT (AUX) Adapter User Manual 1. BT Feature

. 32-bit high-performance CPU and DSP

. Compatible with Bluetooth 5.2 and BR+EDR specifications(AUX (BT) adapter);

Wireless key Adapter(a remote control) support 2.4G

. Maximum transmission power +4dBm (AUX (BT) adapter);

the max Field Strength is 95.93dBuV/m@3m(Wireless key Adapter)

. Accept sensitivity -94dbm

. High performance stereo DAC with 98dB Signal-to-noise ratio, supporting single-ended mode or differential mode

. Single-channel high-performance ADC with 90dB SNR;

. Single channel MIC amplifier input

. Support sampling rates of 8, 11.025, 12, 16, 22.05, 32, 44.1 and 48KHz

. Support AAC, MBC high quality decoding

. Operating temperature :-40~ +85

. Storage temperature :-65~ +150

. Support 2.4g remote control signal reception processing 2. Operating Principle and Instruction This device includes a remote control and an AUX (BT) adapter;

AUX (BT) adapter support BR+EDR, 2.4G RX function;

Operating Principle The phone connects to the BT Adapter via peer-to-peer communication (P2P);The Button box sends signals to the BT Adapter to receive instructions through the center frequency of 2.4ghz; Bluetooth protocol HFP,HSP,A2DP;

Wireless key Adapter(a remote control) support 2.4G TX function; and AUX (BT) adapter connection; It can control the mobile phone to play music and answering(hanging up) phone call, etc. 6209 BT (AUX) Adapter User Manual FCC Caution.

(1) 15.19 Labelling requirements. 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. 15.21 Changes or modification warning Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 15.105 Information to the user. 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.

FCC ID LABELING AND LOCATION FCC ID Label Wireless key Adapter FCC ID: 2AZHTAL-6209WK FCC ID Label Location The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

C5266091_X10_Ed.1 Shenzhen ALEX Electronics Co., Ltd. No.6,5F, A Block, Bld. 1, Jinshun Industrial Park, No.29 Anju Rd., Henggang St., Longgang Dist.,Shenzhen, Guangdong, China Date: 2022.08.26 Subject: Request for Confidentiality FCC ID: 2AZHTAL-6209WK To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No Short-Term Confidentiality No No No No No No No No No In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of _180_ days from the date of the Grant of Equipment Authorization and prior to marketing. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Name: LUO WUJUN Date: 2022.08.26 Title: Manager Signature of applicant:

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C5266091_X8_Ed.1 Letter of Authorization

<Shenzhen ALEX Electronics Co., Ltd.>

Company: Shenzhen ALEX Electronics Co., Ltd. Address: No.6,5F, A Block, Bld. 1, Jinshun Industrial Park, No.29 Anju Rd., Henggang St., Longgang Dist.,Shenzhen, Guangdong, China Product Name: Wireless key Adapter Model Number: AL-6209WK FCC Identifier: 2AZHTAL-6209WK We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: LUO WUJUN Date: 2022.08.26 Title: Manager Signature of applicant:

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