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FCC Caution 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

FCCIDLABEL:

FCC ID: 2ATNL-F8 Ca.5mmx10mm Includeinmanual:

Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwo conditions:(1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemust acceptanyinterferencereceived,includinginterferencethatmaycauseundesiredoperation. LabelLocation

C5266091_X10_Ed.1

< Shenzhen BoFan Technology Co., LTD. >

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: June 19, 2019 Subject: Request for Confidentiality FCC ID: 2ATNL-F8 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 Short-Term Confidentiality No No No No No No No

/

/

No

/

No No No

/

/

No No No No

/

/

/

No

/

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, Signature:

Name: Zhou Wenjie Title: Manager 1/1

Shenzhen BoFan Technology Co., LTD. 2020.10.26 Eurofins MET Labs 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern:

We, the undersigned, hereby authorize Shenzhen BCTC Testing Co., Ltd to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Clients signature:

Clients name / title : Zhou Wenjie /Manager Contact information / address: 5th Floor, Xinlong Technology Park, Dawangshan Industrial Road, Shajing Street, Baoan District Shenzhen, China

Shenzhen BoFan Technology Co., LTD. 2020.10.26 Eurofins MET Labs 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR EUT NAME: F8 Trademark: N/A FCC ID: 2ATNLF8 MODEL : F8 To Whom It May Concern:

This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the

- Block Diagram

- Schematics

- Operational Description required to be submitted with this application be permanently withheld from public review. 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. Please contact me if there is any information you may need. Sincerely, Clients signature:

Clients name / title : Zhou Wenjie /Manager Contact information / address: 5th Floor, Xinlong Technology Park, Dawangshan Industrial Road, Shajing Street, Baoan District Shenzhen, China

Model Difference Declaration To Whom It May Concern, We, Shenzhen BoFan Technology Co., LTD.TWS Bluetooth Headset) Trademark:N/A; Model Number: F8, F4, F5, F6, F7, F9;

All models the function, software and electric circuit are the same, only with a product color and model named different for commercial purpose. Test sample model: F8 Please contact me if you have any question. Name: Zhou Wenjie Title: Manager Signature of applicant:

Date: June 19, 2019

C5266091_X8_Ed.1 Letter of Authorization

< Shenzhen BoFan Technology Co., LTD. >

2ATNL-F8 TWS Bluetooth Headset 5th Floor, Xinlong Technology Park, Dawangshan Industrial Company: Shenzhen BoFan Technology Co., LTD. Address:

Road, Shajing Street, Baoan District, Shenzhen, China Product Name:

Model Number: F8, F4, F5, F6, F7, F9 FCC Identifier:

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: Zhou Wenjie Title: Manger Date: June 19, 2019 Signature of applicant:

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