2BFNR-L7190Computer LED control

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: UA INTERNATIONAL INC. FRN:0033510736 Contact Name:Jessica Zhong Address:5030 Boardwalk Dr Suite 818 Colorado Springs, COLORADO 80919, USA Telephone No:001-719-6787182 Email:[email protected] Applicant: Company name: Shenzhen Jianjia E-commerce Co., LTD Product Description: Computer LED control Grantee code:2BFNR FCC ID:2BFNR-L7190 FRN：0035211267 Contact Name:Chen linfei Address:Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Telephone No:13729961005 Email:[email protected] [Shenzhen Jianjia E-commerce Co., LTD ] certifies that, as of the date of this filing of the application with the TCB, [UA INTERNATIONAL INC.] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Jianjia E-commerce 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. [UA INTERNATIONAL 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. 1/1 Date: 2024/09/09 Applicant’s Name:Chen linfeiUS Agent’s Name: Jessica Zhong Title:General ManagerTitle: General Manager SignatureSignature

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 Jianjia E-commerce Co., LTD Grantee code: 2BFNR FCC ID:2BFNR-L7190 FRN:0035211267 Contact Name: Chen linfei Address:Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Telephone No:13729961005 Fax No:N/A Email: [email protected] i.[Shenzhen Jianjia E-commerce 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 Jianjia E-commerce 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 Jianjia E-commerce 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: 2024/08/28 Applicant’s Name:Chen linfei Title:General Manager Signature 1 The Commission’sCovered Listis 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 Jianjia E-commerce Co., LTD Product Similarity Declaration Product name:Computer LED control Model name: L7190, L7191, L7192, L7193, L7194 L7195, L7196, L7197, L7198 FCC ID:2BFNR-L7190 We ( Shenzhen Jianjia E-commerce 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 are except color of appearance and the model number. Signature: Name:Chen linfei Title: General Manager Place, date:Shenzhen, 2024.09.09

C5266091_X8_Ed.1 1/1 Letter of Authorization Shenzhen Jianjia E-commerce Co., LTD Company:Shenzhen Jianjia E-commerce Co., LTD Address:Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Product Name:Computer LED control Model Number: L7190, L7191, L7192, L7193, L7194 L7195, L7196, L7197, L7198 FCC Identifier:2BFNR-L7190 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:Chen linfeiDate: 2024-09-09 Title:General Manager Signature of applicant:

C5266091_X10_Ed.2 1/1 Shenzhen Jianjia E-commerce Co., LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2024-08-28 Subject: Request for Confidentiality FCC ID: 2BFNR-L7190 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. ExhibitsLong-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/LocationNoNo Attestation StatementNoNo External PhotosNo ☒ Block Diagram ☒☐ Schematics ☒☐ Test ReportNoNo Test Setup PhotosNo ☒ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐☐ RF Exposure InfoNoNo Operational Description ☒☐ Cover Letter(s)NoNo SDR Software / Security Info ☐ No NOTE 1: Long‐Term Confidentiality may be permitted under special conditions (SeeII. 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 ___180___ 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. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Chen linfei Title: General Manager

Label: Computer LED control Model ： L7190 FCC ID: 2BFNR‐L7190

FCC ID: 2BFNR-L7190 RF Exposure Evaluation According to KDB 447498 D01 General RF Exposure Guidance v06 and part 2.1091，Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement or numerical simulation, is not required when the corresponding SAR Test Exclusion Threshold condition(s), listed below, is (are) satisfied. Limits The criteria listed in the following table shall be usedto evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) Frequency range (MHz) Electric field strength (V/m) Magnetic field strength (A/m) Power density (mW/cm 2 ) Averaging time (minutes) (A) Limits for Occupational/Controlled Exposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B) Limits for General Population/Uncontrolled Exposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f = frequency in MHz Friis transmission formula:Pd = (Pout*G)/(4*pi*r 2 ) Where Pd= power density in mW/cm 2 ,Pout= output power to antenna in mW; G= gain of antenna in linear scale,Pi=3.1416; R= distance between observation point and center of the radiator in cm Pd id the limit of MPE, 1 mW/cm 2 . If we know the maximum gain of the antenna and the total power input to the antenna, through the calculation, we will know the distance r where the MPE limit is reached. Test Procedure Software provided by client enabled the EUT to transmit and receive data at lowest, middle and highest channel individually. Test Result of RF Exposure Evaluation So a SAR test is not required Modulation Frequency MHz Output power to antenna (dBm) Target power W/toler ance (dBm） Max Output power to antenna (dBm) Max Output power to antenna (mW) Power Density at R=20cm (mW/cm2) Limit (mW/c m2) Result BLEGFSK 24024.895±163.981 0.001016 1.0PASS 24405.52 5±1 63.981 0.001016 1.0PASS 24805.12 5±1 63.981 0.001016 1.0PASS

FCC TEST REPORT FCC ID: 2BFNR-L7190 Product:Computer LED control Model Name : L7190, L7191, L7192, L7193, L7194 L7195, L7196, L7197, L7198 Brand:Neonaze Report No.:NCT240341093XE Prepared for Shenzhen Jianjia E-commerce Co., LTD Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Prepared by Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, People’s Republic of China TEL: 400-8868-419 FAX: 86-755-27790922 Report No.: NCT240341093XE Page 2 of 46 Hotline: 400-8868-419Fax: 86-755-27790922http://www.ncttesting.cn 1 TEST RESULT CERTIFICATION Applicant’s name: Shenzhen Jianjia E-commerce Co., LTD Address: Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Manufacture's name : Shenzhen Jianjia E-commerce Co., LTD Address: Minz hi Street, Longhua District, Shenzhen City, Guangdong Province, China Product name: Computer LED control Model name: L7190, L7191, L7192, L7193, L7194 L7195, L7196, L7197, L7198 Standards: FCC CFR47Part 15 Section 15.247 Test procedure: ANSI C63.10:2013 Date of test: Aug. 22, 2024-Aug. 28, 2024 Date of Issue: Aug. 28, 2024 This device described above has been tested by NCT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of NCT, this document may be altered or revised by NCT, personal only, and shall be noted in the revision of the document. Test Engineer: Keven Wu / Engineer Technical Manager: Henry Wang / Manager Report No.: NCT240341093XE Page 3 of 46 Hotline: 400-8868-419Fax: 86-755-27790922http://www.ncttesting.cn Contents Page 1 TEST RESULT CERTIFICATION...............................................................................................................................2 2 TEST SUMMARY.......................................................................................................................................................... 5 2.1 T ESTSITE............................................................................................................................................................6 3 GENERAL INFORMATION..........................................................................................................................................7 3.1 G ENERALDESCRIPTION OFE.U.T.....................................................................................................................7 3.2 C HANNELLIST..................................................................................................................................................... 8 3.3 T ESTSETUPCONFIGURATION............................................................................................................................9 3.4 T ESTMODE......................................................................................................................................................... 9 4 EQUIPMENT DURING TEST.................................................................................................................................... 10 4.1 E QUIPMENTSLIST............................................................................................................................................. 10 4.2 M EASUREMENTUNCERTAINTY......................................................................................................................... 12 4.3 D ESCRIPTION OFSUPPORTUNITS...................................................................................................................12 5 CONDUCTED EMISSION.......................................................................................................................................... 13 5.1 E.U.T. O PERATION............................................................................................................................................13 5.2 EUT S ETUP....................................................................................................................................................... 13 5.3 T ESTSET-UP (BLOCKDIAGRAM OFCONFIGURATION)................................................................................. 14 5.4 M EASUREMENTPROCEDURE............................................................................................................................14 5.5 C ONDUCTEDEMISSIONLIMIT........................................................................................................................... 14 5.6 M EASUREMENTDESCRIPTION.......................................................................................................................... 14 5.7 C ONDUCTEDEMISSIONTESTRESULT.............................................................................................................14 6 RADIATED SPURIOUS EMISSIONS...................................................................................................................... 17 6.1 EUT O PERATION...............................................................................................................................................17 6.2 T ESTSETUP...................................................................................................................................................... 18 6.3 S PECTRUMANALYZERSETUP.......................................................................................................................... 19 6.4 T ESTPROCEDURE.............................................................................................................................................20 6.5 S UMMARY OFTESTRESULTS...........................................................................................................................23 7 CONDUCT BAND EDGE AND SPURIOUS EMISSIONS MEASUREMENT.................................…

Text truncated - open the document above for the full version.

1 Antenna specification 1、Antenna introduction The Bluetooth module antenna is directly u sed on the PCB. Manufacturer：JIANJIAWEIDU TECHNOLOGY Co., LTD. 2 、 Antenna shape 2 3、Antenna parameter The Bluetooth antenna operates at 2402-2480 MHz and generates resonance in this band. The table below shows the main parameters of the antenna. Frequency(MHz)2402 ~ 2480 MHz VSWR≤ 1.95 Impedance50 Ohm Nominal Return Loss-15 dB Max RadiationOmni-directional Gain (Peak)1.08 dBi PolarizationLinear, Vertical Admitted Power1MW ConnectorTin 3 4、Antenna gain report Spectrum Detector:PKTest Date :Feb 18, 2022 Test By:Mark Temperature :25°C Test Result:PASSHumidity :52 % Modulation:GFSK Frequency VNA (MHz) E Total. dB(dB) 2400MHz0.0403503 2410MHz0.0886264 2420MHz0.267381 2430MHz0.193012 2440MHz0.26366 2450MHz0.0723139 2460MHz0.36895 2470MHz0.551525 2480MHz0.640702 2490MHz1.05232 2500MHz1.08443 4 Direction map： PHI 0° 5 PHI 90° THETA 90°