2BKH9-K9186Wireless Mouse Pad

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: GSS SERVICE INC FRN: 0033402082 Contact Name: Michoux Logan Address: 6547 N Academy Blvd #2266, Colorado Springs, COLORADO, 80918, United States Telephone No: 001-949-2990192 Email: [email protected] Applicant: Company name: Shenzhen Guanlianda Network Technology Co., Ltd Product Description: Wireless Mouse Pad Grantee code: 2BKH9 FCC ID:2BKH9-K9186 FRN: 0035848423 Contact Name: mingfu lei Address: 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen Telephone No: 0755-88397359 Email: [email protected] [Shenzhen Guanlianda Network Technology Co., Ltd] certifies that, as of the date of this filing of the application with the TCB, [GSS SERVICE INC] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Guanlianda Network Technology Co., Ltd] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [GSS SERVICE INC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2024/8/21 Applicant’s Name: mingfu lei US Agent’s Name: Michoux Logan Title: Manager Title: Manager Signature Signature

C5266091_X24_Ed.2 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: Shenzhen Guanlianda Network Technology Co., Ltd Applicant’s FRN：0035848423 Product Description: Wireless Mouse Pad Grantee code: 2BKH9 FCC ID: 2BKH9-K9186 Contact Name: mingfu lei Address: 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen Telephone No: +86 0755-88397359 Fax No: / Email: [email protected] i. [Shenzhen Guanlianda Network Technology Co., Ltd] (“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. The applicant must sign this certification. ii. [Shenzhen Guanlianda Network Technology Co., Ltd] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [Shenzhen Guanlianda Network Technology Co., Ltd] (“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 . Date: 2024/8/29 Applicant’s Name: mingfu lei Title: Manager Signature: 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Shenzhen Guanlianda Network Technology Co., Ltd Product Similarity Declaration Product name: Wireless Mouse Pad Model name: K9186, K9286, K3238 FCC ID: 2BKH9-K9186 We (Shenzhen Guanlianda Network Technology Co., Ltd) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name are different. Signature: Name: mingfu lei Title: Manager Address: 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Shenzhen Guanlianda Network Technology Co., Ltd Address: 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen Product Name: Wireless Mouse Pad Model Number: K9186, K9286, K3238 FCC Identifier: 2BKH9-K9186 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: mingfu lei 2024-8-29 Title: Manager Signature of applicant:

C5266091_X10_Ed.2 1/1 SHENZHEN CHANGGE INTELLIGENT CO.,LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046w Date: 2024-8-29 Subject: Request for Confidentiality FCC ID: 2BKH9-K9186 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 Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. 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. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. 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: mingfu lei Title: Manager

Shenzhen QC Testing Laboratory Co., Ltd. Page 1 of 3 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Product Name: Wireless Mouse Pad Model No.: K9186 EUT Constructional Details Shenzhen QC Testing Laboratory Co., Ltd. Page 2 of 3 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Shenzhen QC Testing Laboratory Co., Ltd. Page 3 of 3 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn ------End------

Shenzhen QC Testing Laboratory Co., Ltd. Page 1 of 5 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Product Name: Wireless Mouse Pad Model No.: K9186 EUT Constructional Details Shenzhen QC Testing Laboratory Co., Ltd. Page 2 of 5 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Shenzhen QC Testing Laboratory Co., Ltd. Page 3 of 5 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Shenzhen QC Testing Laboratory Co., Ltd. Page 4 of 5 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Wireless charger coil Shenzhen QC Testing Laboratory Co., Ltd. Page 5 of 5 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn -----End------

Shenzhen QC Testing Laboratory Co., Ltd. Report No.: QCT24GR-1838E-02 Page 1 of 9 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn RF Exposure Report On Behalf of Shenzhen Guanlianda Network Technology Co., Ltd 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen August 17, 2024 T his Repo rt Co nc erns: Original Report Equip men t T ype: Wireless Mouse Pad Test Engineer: LBi Li / Report Number: QCT24GR-1838E-02 Test Date: July 12, 2024 ~ August 17, 2024 Reviewed By: Gordon Tan/ Approved By: Kendy Wang / Prepared By: Shenzhen QC Testing Laboratory Co., Ltd. East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 FCC ID: 2BKH9-K9186 Model: K9186, K9286, K3238 Shenzhen QC Testing Laboratory Co., Ltd. Report No.: QCT24GR-1838E-02 Page 2 of 9 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Table of Contents 1. GENERAL INFORMATION ................................................................................................. 4 1.1 Product Description for Equipment under Test (EUT) ............................................................4 1.2 System Test Configuration .....................................................................................................4 1.3 Test Facility ............................................................................................................................5 1.4 Measurement Uncertainty ......................................................................................................5 2. REQUIREMENTS ................................................................................................................ 6 2.1 Test Methodology ..................................................................................................................6 2.2 Limit .......................................................................................................................................6 2.3 Method Of Measurement: ......................................................................................................6 2.4 Test Setup .............................................................................................................................7 2.5 Measuring Instrument Used: ..................................................................................................7 2.6 E Field And H Field Strength Test Result ...............................................................................7 3. TEST SETUP PHOTO ......................................................................................................... 9 Shenzhen QC Testing Laboratory Co., Ltd. Report No.: QCT24GR-1838E-02 Page 3 of 9 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn Revision History of This Test Report Report Number Description Issued Date QCT24GR-1838E-02 Initial Issue 2024-8-17 Shenzhen QC Testing Laboratory Co., Ltd. Report No.: QCT24GR-1838E-02 Page 4 of 9 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn 1. GENERAL INFORMATION 1.1 Product Description for Equipment under Test (EUT) EUT Description Wireless Mouse Pad Model No. K9186, K9286, K3238 Model Difference: All models in each series have similar construction with the same diagram circuit and PCB layout, but different from model names. All tests were conducted on the models (K9186) and the test result was passed. Tested Model K9186 Sample(s) Status Engineer sample Operation Frequency: 110.5kHz~205kHz Modulation type: ASK Antenna Type: Inductive loop coil Antenna Antenna gain 1 : 0dBi (Max) Input voltage: DC 5V (Powered by adapter) Adaptor Information: N/A WPT Output Power: 5W, 7.5W, 10W, 15W Trade Mark: N/A Applicant Shenzhen Guanlianda Network Technology Co., Ltd Address 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen Manufacturer Shenzhen Guanlianda Network Technology Co., Ltd Address 102, No. 3 Yuzhan 6th Road, Dashuitian Community, Guanlan Street, Longhua District, Shenzhen Sample No. Y24G1838E01YN Note: 1 This information provided by Manufacturer, SZ QC Lab is not responsible for the accuracy of this information. 1.2 System Test Configuration 1.2.1 Support Equipment Manufacturer Description Model Remark EESON Wireless charger load 2S / Huntkey Adapter HK0504 Input: 100-240V~ 50/60Hz, 0.6A Output: 5V4A Shenzhen QC Testing Laboratory Co., Ltd. Report No.: QCT24GR-1838E-02 Page 5 of 9 Address: East of 1/F., Building E, Xinghong Science Park, No.111, Shuiku Road, Fenghuanggang, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Tel: 0755-23008269 Fax: 0755-23726780 www.qctest.com.cn 1.3 Test Facility Test Firm : Shenzhen QC Testing Laboratory Co., Ltd. The testing quality ability of our laboratory meet with "Quality Law of People's Republic of China" Clause 19. The testing quality system of our laboratory meets with ISO/IEC-17025 requirements. This approval result is accepted by MRA of APLAC. Our test facility is recognized, certified, or accredited by the following organizations: CNAS – Registration No.: L8464 The EMC Laboratory has been accredited by CNAS, and in compliance with ISO/IEC 17025:2017 General Requirements for testing Laboratories. A2LA Certificate Number: 6759.01 The EMC Laboratory has been accredited by A2LA…

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