XOM-G50Y50 INCH UHD LED TV

Reference No.: WTH24X08197401W001/002/003/004 Page 2 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 2 - EUT EXTERNAL PHOTOGRAPHS EUT View 1 EUT View 2 Reference No.: WTH24X08197401W001/002/003/004 Page 3 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EUT View 3 EUT View 4 Reference No.: WTH24X08197401W001/002/003/004 Page 4 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EUT View 5 EUT View 6 Reference No.: WTH24X08197401W001/002/003/004 Page 5 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EUT View 7 EUT View 8 Reference No.: WTH24X08197401W001/002/003/004 Page 6 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EUT View 9 EUT View 10

Reference No.: WTH24X08197401W001/002/003/004 Page 1 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn ANNEX EXHIBIT 1 - PRODUCT LABELING Proposed FCC ID Label Format FCC ID: XOM-G50Y 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. Specifications: The label shall be securely affixed to a permanently attached part of the device, in a location where it is visible or easily accessible to the user, and shall not be readily detachable. The label shall be sufficiently durable to remain fully legible and intact on the device in all normal conditions of use throughout the device’s expected lifetime. Proposed Label Location on EUT FCCIDLabel Location

Reference No.: WTH24X08197401W001/002/003/004 Page 7 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 3 - EUT INTERNAL PHOTOGRAPHS EUT Housing and Board View 1 EUT Housing and Board View 2 Reference No.: WTH24X08197401W001/002/003/004 Page 8 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Solder Board-Component View 1 Solder Board-Component View 2 Reference No.: WTH24X08197401W001/002/003/004 Page 9 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Solder Board-Component View 3 Solder Board-Component View 4 Reference No.: WTH24X08197401W001/002/003/004 Page 10 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Solder Board-Component View 5 Antenna View WIFIAntenna2 BluetoothAntenna

1. RF Exposure Requirements 1.1 General Information Client Information Applicant: Shenzhen Qiyue Optronics Company Limited Address of applicant: Flat3,Tower 3, Excellence Meilin Center Plaza, Zhongkang Road 128, Shangmeilin, Futian District, Shenzhen , China Manufacturer: SHENZHEN QIYUE OPTRONICS COMPANY LIMITED BRANCH Address of manufacturer: A/B/C/D Building, Xitian Industrial Park, Dashuikeng Community,Guanlan Street, Longhua New District, Shenzhen City, China General Description of EUT: Product Name: 50” UHD LED TV Trade Name: GOYO Model No.: G50Y Adding Model(s): D50F115_35-U-A-WH, XXXXXXXX50XXXXXXX(Where “X”can be any alphanumeric of A-Z or 0-9 or blank or -，indicates different client) Rated Voltage: AC120V/60Hz Battery Capacity: / Power Adapter: / FCC ID: XOM-G50Y Equipment Type: Fixed device Technical Characteristics of EUT: Bluetooth (BLE mode) Bluetooth Version: V5.0 (BLE mode) Frequency Range: 2402-2480MHz RF Output Power: 3.40dBm (Conducted) Data Rate: 1Mbps Modulation: GFSK Quantity of Channels: 40 Channel Separation: 2MHz Type of Antenna: dipole Antenna Antenna Gain: 2.80dBi Bluetooth (BR/EDR mode) Bluetooth Version: V5.0 (BR/EDR mode) Frequency Range: 2402-2480MHz RF Output Power: 5.01dBm (Conducted) Data Rate: 1Mbps, 2Mbps, 3Mbps Modulation: GFSK, π/4 DQPSK, 8DPSK Quantity of Channels: 79 Channel Separation: 1MHz Type of Antenna: dipole Antenna Antenna Gain: 2.80dBi Wi-Fi (2.4G) Support Standards: 802.11b, 802.11g, 802.11n Frequency Range: 2412-2462MHz for 802.11b/g/n(HT20) 2422-2452MHz for 802.11n(HT40) RF Output Power: Antenna 1:15.45dBm (Conducted) Antenna 2:16.04dBm (Conducted) Type of Modulation: CCK, OFDM, QPSK, BPSK, 16QAM, 64QAM Quantity of Channels: 11 for 802.11b/g/n(HT20); 7 for 802.11n(HT40) Channel Separation: 5MHz Type of Antenna: dipole Antenna Antenna Gain: 2.57dBi Wi-Fi (5G) Support Standards: 802.11a, 802.11n-HT20, 802.11n-HT40, 802.11ac-VHT20, 802.11ac-VHT40,802.11ac-VHT80 Frequency Range: 5180-5240MHz, 5260-5320MHz 5500-5700MHz, 5745-5825MHz Max. RF Output Power: 5180-5240MHz: Antenna 1: 15.84dBm (Conducted) Antenna 2: 15.44dBm (Conducted) 5260-5320MHz: Antenna 1: 15.16dBm (Conducted) Antenna 2: 14.38dBm (Conducted) 5500-5700MH: Antenna 1: 15.64dBm (Conducted) Antenna 2: 15.66dBm (Conducted) 5745-5825MHz: Antenna 1: 15.01dBm (Conducted) Antenna 2: 15.23dBm (Conducted) Type of Modulation: QPSK, 16QAM, 64QAM,256QAM Type of Antenna: dipole Antenna Antenna Gain: 5180-5240MHz:2.07dBi, 5260-5320MHz:2.25dBi, 5500-5700MHz:2.21dBi, 5745-5825MHz:2.10dBi 1.2 RF Exposure Exemption According to §1.1307(b)(3) and KDB 447498 D04 Interim General RF Exposure Guidance v01, system operating under the provisions of this section shall be operating in a manner that the public is not exposed to radio frequency energy level in excess limit for maximum permissible exposure. Option A: FCC Rule Part 1.1307 (b)(3)(i)(A):The available maximum time-averaged power is no more than 1mW, regardless of separation distance. Option B: FCC Rule Part 1.1307 (b)(3)(i)(B): The available maximum time-averaged power or effective radiated power (ERP), whichever is greater, is less than or equal to the threshold P th (mW) described in the following formula. P th is given by: Option C: FCC Rule Part 1.1307 (b)(3)(i)(C): The minimum separation distance (R in meters) from the body of a nearby person for the frequency (f in MHz) at which the source operates, the ERP (watts) is no more than the calculated value prescribed for that frequency. R must be at least λ/2π, where λ is the free-space operating wavelength in meters. Single RF Sources Subject to Routine Environmental Evaluation RF Source frequency (MHz) Threshold ERP (watts) 0.3-1.34 1,920 R 2 1.34-30 3,450 R 2 /f 2 30-300 3.83 R 2 300-1,500 0.0128 R 2 f 1,500-100,000 19.2R 2 For Multiple RF sources: FCC Rule Part 1.1307(b)(3)(ii): (A) The available maximum time-averaged power of each source is no more than 1 mW and there is a separation distance of two centimeters between any portion of a radiating structure operating and the nearest portion of any other radiating structure in the same device, except if the sum of multiple sources is less than 1 mW during the time-averaging period, in which case they may be treated as a single source (separation is not required). (B) In the case of fixed RF sources operating in the same time-averaging period, or of multiple mobile or portable RF sources within a device operating in the same time averaging period, if the sum of the fractional contributions to the applicable thresholds is less than or equal to 1 as indicated in the following equation. 1.3 Calculated Result Radio Access Technology Prediction Frequency Output Power Antenna Gain Duty Cycle Tune-Up Time-Averaged Power ERP (MHz) (dBm) (dBi) (%) (dBm) (dBm) Bluetooth 2402 5.01 2.80 100 6.00 6.65 Wi-Fi(2.4GHz) Antenna 1 2412 15.45 2.57 100 16.00 16.42 Wi-Fi(2.4GHz) Antenna 2 2412 16.04 2.57 100 17.00 17.42 Wi-Fi(5GHz) Antenna 1 5180 15.84 2.07 100 16.00 15.92 Wi-Fi(5GHz) Antenna 2 5180 15.44 2.07 100 16.00 15.92 Wi-Fi(5GHz) Antenna 1 5260 15.16 2.25 100 16.00 16.10 Wi-Fi(5GHz) Antenna 2 5260 14.38 2.25 100 15.00 15.10 Wi-Fi(5GHz) Antenna 1 5500 15.64 2.21 100 16.00 16.06 Wi-Fi(5GHz) Antenna 2 5500 15.66 2.21 100 16.00 16.06 Wi-Fi(5GHz) Antenna 1 5745 15.01 2.10 100 16.00 15.95 Wi-Fi(5GHz) Antenna 2 5745 15.23 2.10 100 16.00 15.95 Frequency Option Min. Distance Max. Power Exposure Limit Ratio Result (MHz) (cm) (dBm) (mW) (mW) Pass/Fail 2402 C 20.00 6.65 4.62 768.00 0.01 Pass 2412 C 20.00 16.42 43.85 768.00 0.06 Pass 2412 C 20.00 17.42 55.21 768.00 0.07 Pass 5180 C 20.00 15.92 39.08 768.00 0.05 Pass 5180 C 20.00 15.92 39.08 768.00 0.05 Pass 5260 C 20.00 16.10 40.74 768.00 0.05 Pass 5260 C 20.00 15.10 32.36 768.00 0.04 Pass 5500 C 20.00 16.06 40.36 768.00 0.05 Pass 5500 C 20.00 16.06 40.36 768.00 0.05 Pass 5745 C 20.00 15.95 39.36 768.00 0.05 Pass 5745 C 20.00 15.95 39.36 768.00 0.05 Pass Note: 1. Time-Averaged Power=Output Power * Duty Cycle; ERP= Time-Av…

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WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 1 of 21 TESTREPORT ReferenceNo.......................:WTH24X08197401W006 FCCID....................................:XOM-G50Y Applicant...............................:ShenzhenQiyueOptronicsCompanyLimited Address.................................: Flat3,Tower3,ExcellenceMeilinCenterPlaza,ZhongkangRoad128, Shangmeilin,FutianDistrict,Shenzhen,China Manufacturer........................:SHENZHENQIYUEOPTRONICSCOMPANYLIMITEDBRANCH Address.................................: A/B/C/DBuilding,XitianIndustrialPark,DashuikengCommunity,Guanlan Street,LonghuaNewDistrict,ShenzhenCity,China ProductName......................:50”UHDLEDTV ModelNo... ............................: G50Y Standards..............................:FCCPart15E DateofReceiptsample.....:2024-08-21 DateofTest ...........................: 2024-08-21to2024-09-09 DateofIssue........................:2024-09-25 TestReportFormNo. ......... : WTX_Part15EW TestResult ............................: Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Tel.:+86-755-33663308Fax.:+86-755-33663309Email:[email protected] Testedby:Approvedby: GalaWangJasonSu ReferenceNo.:WTH24X08197401W006 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 2 of 21 TABLEOFCONTENTS 1.GENERALINFORMATION.....................................................................................................................................4 1.1PRODUCTDESCRIPTIONFOREQUIPMENTUNDERTEST(EUT)........................................................................4 1.2TESTSTANDARDS.................................................................................................................................................6 1.3TESTMETHODOLOGY...........................................................................................................................................6 1.4EUTOPERATINGDURINGTEST...........................................................................................................................6 1.5TESTFACILITY.......................................................................................................................................................6 1.6EUTSETUPANDTESTMODE..............................................................................................................................7 1.7TESTEQUIPMENTLISTANDDETAILS..................................................................................................................8 2.SUMMARYOFTESTRESULTS...........................................................................................................................9 3.DYNAMICFREQUENCYSELECTION(DFS)....................................................................................................10 3.1REQUIREMENT.....................................................................................................................................................10 3.2RADARTESTWAVEFORMS........................................................................................................................11 3.3CALIBRATIONOFRADARWAVEFORM................................................................................................................14 3.4TESTPROCEDURE........................................................................................................................................18 3.5TESTRESULTS...............................................................................................................................................19 ReferenceNo.:WTH24X08197401W006 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 3 of 21 Reportversion VersionNo.DateofissueDescription Rev.002024-09-25Original /// ReferenceNo.:WTH24X08197401W006 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 4 of 21 1.GENERALINFORMATION 1.1ProductDescriptionforEquipmentUnderTest(EUT) ClientInformation Factory:YIBINWANXINElectronicTechnologyCo.,LTD AddressoffactoryBuilding5,building6,YibinWanxinElectronicTechnologylntelli gentTerminalIndustrialPark,XinggangRoadWest136, LingangEconomicDevelopmentZoneYibincity,Sichuan province GeneralDescriptionofEUT ProductName:50”UHDLEDTV TradeName:GOYO ModelNo.:G50Y AddingModel: D50F115_35-U-A-WH,XXXXXXXX50XXXXXXX(Where“X”canbe anyalphanumericofA-Zor0-9orblankor-，indicatesdifferent client) RatedVoltage:AC120V/60Hz BatteryCapacity: / PowerAdapter:/ TheEUTisonlysupportslavewithoutradarDetectionfunction. Note:Thetestdataisgatheredfromaproductionsampleprovidedbythemanufacturer.The appearanceofothersmodelslistedinthereportisdifferentfrommain-testmodelG50Y,butthecircuit andtheelectronicconstructiondonotchange,declaredbythemanufacturer. ReferenceNo.:WTH24X08197401W006 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 5 of 21 TechnicalCharacteristicsofEUT SupportStandards: 802.11a,802.11n-HT20,802.11n-HT40,802.11ac-VHT20, 802.11ac-VHT40,802.11ac-VHT80 FrequencyRange:5260-5320MHz,5500-5700MH Max.RFOutputPower: 5260-5320MHz:Antenna1: 15.16 dBm(Conducted) Antenna2: 14.38 dBm(Conducted) 5500-5700MH:Antenna1: 15.64 dBm(Conducted) Antenna2: 15.66 dBm(Conducted) TypeofModulation:QPSK,16QAM,64QAM,256QAM OperationMode ☐Master ☐Clientwithradardetection ☒Clientwithoutradardetection CommunicationMode☒IPBased(LoadBased)☐FrameBased WeatherBand(5600~5650MHz) ☐With5600~5650MHz☒Without5600~5650MHz TypeofAntenna:dipoleAntenna AntennaGain: 5260-5320MHz:2.25dBi, 5500-5700MHz:2.21dBi, NoteTheAntennaGainisprovidedbythecustomerandcanaffectthevalidityofresults. ReferenceNo.:WTH24X08197401W006 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPag…

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Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Page 1 of 290 TEST REPORT Reference No. ................... .: WTH24X08197401W001 FCC ID ............................... .: XOM-G50Y Applicant .......................... .: Shenzhen Qiyue Optronics Company Limited Address ............................ .: Flat3,Tower 3, Excellence Meilin Center Plaza, Zhongkang Road 128, Shangmeilin, Futian District, Shenzhen , China Manufacturer .................... .: SHENZHEN QIYUE OPTRONICS COMPANY LIMITED BRANCH Address ............................ .: A/B/C/D Building, Xitian Industrial Park, Dashuikeng Community,Guanlan Street, Longhua New District, Shenzhen City, China Product Name .................. .: 50” UHD LED TV Model No. .......................... .: G50Y Standards ......................... .: FCC Part 15.407 Date of Receipt sample ... .: 2024-08-21 Date of Test....................... .: 2024-08-21 to 2024-09-09 Date of Issue .................... .: 2024-09-09 Test Report Form No. ...... . : WTX_Part 15_407W Test Result ........................ .: Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of approver. Prepared By: Waltek Testing Group (Shenzhen) Co., Ltd. Address: 1/F., Room 101, Building 1, Hongwei Industrial Park, Liuxian 2nd Road, Block 70 Bao'an District, Shenzhen, Guangdong, China Tel.: +86-755-33663308 Fax.: +86-755-33663309 Email: [email protected] Tested by: Approved by: Gala Wang Jason Su Reference No.: WTH24X08197401W001 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Page 2 of 290 TABLE OF CONTENTS 1. GENERAL INFORMATION ................................................................................................................................... 4 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ............................................................................... 4 1.2 TEST STANDARDS ................................................................................................................................................... 6 1.3 TEST METHODOLOGY ............................................................................................................................................. 6 1.4 TABLE FOR PARAMETERS OF TEST SOFTWARE SETTING ......................................................................................... 6 1.5 EUT OPERATING DURING TEST .............................................................................................................................. 8 1.6 TEST FACILITY ....................................................................................................................................................... 8 1.7 EUT SETUP AND TEST MODE ................................................................................................................................. 9 1.8 MEASUREMENT UNCERTAINTY ............................................................................................................................ 11 1.9 TEST EQUIPMENT LIST AND DETAILS ................................................................................................................... 12 2. SUMMARY OF TEST RESULTS ......................................................................................................................... 15 3. ANTENNA REQUIREMENT ................................................................................................................................ 16 3.1 STANDARD APPLICABLE ....................................................................................................................................... 16 3.2 EVALUATION INFORMATION ................................................................................................................................ 16 4.1 STANDARD APPLICABLE ....................................................................................................................................... 17 4.2 SUMMARY OF TEST RESULTS ............................................................................................................................... 17 5. POWER SPECTRAL DENSITY ........................................................................................................................... 18 5.1 STANDARD APPLICABLE ....................................................................................................................................... 18 5.2 TEST PROCEDURE ................................................................................................................................................. 18 5.3 SUMMARY OF TEST RESULTS/PLOTS .................................................................................................................... 19 6. EMISSION BANDWIDTH AND OCCUPIED BANDWIDTH ........................................................................... 20 6.1 STANDARD APPLICABLE ....................................................................................................................................... 20 6.2 TEST PROCEDURE ................................................................................................................................................. 20 6.3 SUMMARY OF TEST RESULTS/PLOTS .................................................................................................................... 22 7. MAXIMUM CONDUCTED OUTPUT POWER .................................................................................................. 23 7.1 STANDARD APPLICABLE ....................................................................................................................................... 23 7.2 TEST PROCEDURE .............................................................................................................…

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ShenzhenQiyueOptoelectronicsCo.,LTD Partoftheacceptancebook QiyueDepartmentmaterialnumber:AE130024000067 Drawingversion:A1 Name: Supplier WiFi&BT antenna :ShenzhenYishengbangTechnologyCo.,LTD Qiyuephotoelectricsignandcheckcolumn: Admitthechapterengineeringdepartment approvalaffirmundertake Checkboardofthevendor: Admitthechapterengineeringdepartment approvalaffirmundertake LinMeicaiHuangZhenLiuCailiang Remarks: 1.Pleaserefertothesecondpageforthedetailsofthisstatement. 2.Whenthismaterialisconfirmedinmassproduction,anychangeshallbeeffectiveafterfollowingthedesign changeproceduresoftheCompanyandapprovedbythetechnicalcenteroftheCompany.Anyloss(including anyrelatedcostsofthecorrespondingcustomer)resultingfromanychangeinthisprocedureshallbeatthe responsibilityofthesupplier. FORMNO:SQY-RD-C043-A 2 Revisetheresume edition REVISION Modifyitems DESCRIPTION date changed DATE A0Makeforthefirsttime2024.03.06 3 catalogue 1.Coverof..........................................................................1 2.RevisedCV:...................................................................2 3.Directory:.......................................................................3 4.Productdrawingfile.....................................................4 5.Performanceparameter..........................................5-7 6.Reliabilitytestreport:...........................................8-12 7.MaterialcompositionandHazardoussubstancesTable..............13 8.Rawmaterialcompositionanddescription.............................................14 9.Packagingspecification:......................................................................15 10.Inspectionoffinishedproducts...............................................................16 4 4.Productmapfile 5 Antennamanufactureraddress：101,BuildingC,GushuQianwanHard ScienceandTechnologyIndustrialPark,XixiangStreet,BaoanDistrict, Shenzhen Antennatype：dipole 5.Performanceparameters Maintechnicalspecifications FrequencyRange (MHZ) 2400-2500 5150-5850 Impedance(Ω)50 Gain(dBi) VSW 3.02 R≦1.92 AdmittedPower10W PolarizationLinear,Vertical RadiationOmni-directional ConnectorTypeFirstgenerationterminal PhysicalProperties OperatingTemp-20°C~+70°C StorageTemp-20°C~+70°C 6 VSWR/S11antenna lineloss wirelength(MM)lineloss(dB)Screeninglayer coverage 2000.57 ＞ 90% 7 WiFi&BT antenna Gain/Efficiency /3D 8 6.Reliabilityreport 6.1Keysamplesizeinspection Date:2024-3-6 Tester:WangGuoxingReview:GuoLiang customernameShenzhenQiyueOptoelectronicsCo.,LTD productmodelSLK-QY-P3210-L-200I-B ordernumbersurfacesize PCBlengthPCBwidthPCB thickness Cablewire length 1OK31.8510.490.59200 2OK31.8610.470.57200 3OK31.8510.510.56200 4OK31.8510.480.58200 5OK31.8610.480.56200 Note:Sizetolerancesareaccordingtothedrawingspecification. 9 6.2SaltFogtest testitemSaltSprayTest Product specificationsand models SLK-QY-P3210-L-200I-BQuantityquantity:5 PCS Testtime:2024-3-4Completiontime 2024-3-6 Test/inspectionequipment: 1.HY-60Dsaltspraytester 2.TheHP-8753ESNetworkAnalyzer Test/InspectionConditions: 1.Thetemperatureinthesaltspraytankis35±2°C;thelaboratorytemperatureis 22-30°C 2.After48Hspray,1-2ML/hsodiumchlorideconcentrationis50±10g/L,PHvalue At6.5/7.2 requirement: 1.Theelectricaltestmeetsthestandardrequirements:thevoltagestandingwaveratiotest isqualified; 2.Themetalsurfacecoatinghasnooxidation,peeling,crack,separationandotherbad;the non-metalparthasnodiscoloration,deformation,debonding,crackingandotherbad Samplenumber orderof evaluation Bad description 1qualified nothave 2qualified nothave 3qualified nothave 4qualified nothave 5qualified nothave Test/inspectionjudgment:□qualified□unqualified□isnotdetermined Test:WangGuoxingReview:GuoLiang 10 6.3Constanttemperatureandhumiditytest testitemTemperatureconstanthumidity test Product specificationsand models SLK-QY-P3210-L-200I-BQuantityquantity:5 PCS Testtime:2024-3-4Completiontime 2024-3-5 Test/inspectionequipment: 1.Program-typeconstanttemperatureandhumiditytestbox 2.TheHP-8753ESNetworkAnalyzer Test/InspectionConditions: 1.Testatroomtemperatureof25°Cand65%humidity 2.+80±2°C85-90%RH/-30±2°C0%RH2hforacycletimeof24H requirement: 1.Theelectricaltestmeetsthestandardrequirements:thevoltagestandingwaveratiotest isqualified; 2.Themetalsurfacecoatinghasnooxidation,peeling,crack,separationandotherbad;the non-metalparthasnodiscoloration,deformation,debonding,crackingandotherbad Samplenumber orderof evaluation Bad description 1qualified nothave 2qualified nothave 3qualified nothave 4qualified nothave 5qualified nothave Test/inspectionjudgment:□qualified□unqualified□isnotdetermined Test:WangGuoxingReview:GuoLiang 11 6.4Tensionforcetest testitemstrainrelieftest Product specificationsand models SLK-QY-P3210-L-200I-BQuantityquantity:5 PCS Testtime:2024-3-5Completiontime 2024-3-5 Test/inspectionequipment: 1.Tensiontesttester Test/InspectionConditions: 1.temperature:18-25°C 2.Humidityof70%RH Testresult:Qualified condition project MaintenanceforcebetweenterminalandRFcableis1kgf Testtimes12345 testresult1.221.241.211.221.31 Test/inspectionjudgment:□qualified□unqualified□isnotdetermined Test:WangGuoxingReview:GuoLiang 12 6.5Pull-outforcetest 13 7.Listofmaterialcompositionandharmfulsubstances numbe r No. Material name: Material name description Describe Testing institution Testing organizatio n Certificationcode Authenticationcode Reportthetest dateofReport testdate state State 1PCBFR-4SGSCANEC230144714062023/11/30 valid Effective 21.13RFline Theshieldlayer coverageis>90%SGSSZXEC230017767042023/8/8 valid Effective 4 TinlineTin wire TinlineSGSSZXEC240002755042024/2/20 valid Effective 6 TheRF1 generationof terminals NickelcoatingCTIA2230400553101002E2023/8/9 valid Effective Goldplating (thickness≥ 1um) CTIA2230400553101001E2023/8/9 valid Effective 73Mglue3MglueSGSSHAEC230216277012023/12/27 valid Effective 14 8.Compositionanddescriptionofrawmaterials Material code SLK-QY-P3210-L-200I-B product name order number Materialnam WiFi&BT antenna eSpecifications andmodels Qualified supplier remarks 1r-fline1…

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Reference No.: WTH24X08197401W001/002/003/004 Page 11 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 4 - TEST SETUP PHOTOGRAPHS Conducted Emission Test Setup Radiation Emission Test Setup (Below 30MHz) Reference No.: WTH24X08197401W001/002/003/004 Page 12 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Radiation Emission Test Setup (30MHz to 1GHz) Radiation Emission Test Setup (1GHz to 18GHz) Reference No.: WTH24X08197401W001/002/003/004 Page 13 of 13 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Radiation Emission Test Setup (Above 18GHz) ***** END OF REPORT *****