2A5KU-B6243 in 1 wireless charging stand

C5266091_X24_Ed.1 1/1 “AttestationStatements” TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. ProductDescription:3in1wirelesschargingstand Granteecode:2A5KU FCCID:2A5KU-B624 ContactName:chenxiu Address:4/F,Block19,BaotianIndustrialZone,Baotian3rdRoad,XixiangSt.,Bao'an Dist.ShenzhenCN TelephoneNo:0755-23082612 Email:[email protected] i.[ShenzhenHengchangxingElectronicMaterialsCo.,Ltd.](“theapplicant”) certifiesthattheequipmentforwhichauthorizationissoughtisnot“covered” equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules.Theapplicantmustsignthiscertification. ii.[ShenzhenHengchangxingElectronicMaterialsCo.,Ltd.](“theapplicant”) certifiesthat,asofthedateofthefilingoftheapplication,theapplicant[is not]identifiedontheCoveredListasanentityproducing“covered” equipment.Theapplicantmustsignthiscertification. Date:4/24/2023 Applicant’sName:chenxiu Title:Manager Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

Modeldifferencedeclarationletter DifferencesDescription WeShenzhenHengchangxingElectronicMaterialsCo.,Ltd.state: Product： wirelesschargingstand ModelName ： B622,B623,B628,B629,B547,B548,B549,B551, B528,B542,B558,JJT-847,B618,B620,C200,K7, B704,B705,B706,B707,B708,B709,B710,B711, B712,B713,B714,B715,B716,B717,B718,B719, B720 Theaboveproductwithsamecircuit,PCBlayout,electricalparts,materialsandwiring structures,thematerialsofdecorativeaccessoriesissame,Fortheproductappearance difference,thesizeisthesame,butthecoloroftheproductisdifferent Signatory Date:04-24.2023 Name:chenxiuDate:Apr24,2023 Title:Manager Signatureofapplicant:

C5266091_X8_Ed.1 1/1 LetterofAuthorization ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. Company:ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. Address:4/F,Block19,BaotianIndustrialZone,Baotian3rdRoad,XixiangSt., Bao'anDist.ShenzhenCN ProductName:wirelesschargingstand ModelNumber:B622,B623,B628,B629,B547,B548,B549,B551,B528, B542,B558,JJT-847,B618,B620,C200,K7,B704,B705, B706,B707,B708,B709,B710,B711,B712,B713,B714, B715,B716,B717,B718,B719,B720 FCCIdentifier:2A5KU-B624 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:chenxiuDate:Apr24,2023 Title:Manager Signatureofapplicant:

C5266091_X10_Ed.2 1/1 ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:Apr24,2023 Subject:RequestforConfidentiality FCCID:2A5KU-B624 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☐ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☐ User’sManual ☐ NOTE 1 ☐ InternalPhotos ☐ NOTE 1 ☐ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERM CONFIDENTIALITY,Section3ofKDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. C5266091_X10_Ed.2 1/1 Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof______daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, Name:chenxiuDate:Apr24,2023 Title:Manager Signatureofapplicant:

Page1of3ReportNo.:FCS202304176 Externalphotos Photo1 Photo2 Page2of3ReportNo.:FCS202304176 Photo3 Photo4 Page3of3ReportNo.:FCS202304176 Photo5 Photo6

LabelandLabelLocation FCCID:2A5KU-B624

Page1of2ReportNo.:FCS202304176 Internalphotos Photo1 InductiveLoopAntenna Photo2 Page2of2ReportNo.:FCS202304176 Photo3

Page1of5ReportNo.:FCS202303273 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com RFExposureEvaluation 2A5KU-B624 1MeasuringStandard KDB680106D01RFExposureWirelessChargingAppsv03r01c 2Requirements AccordingtoKDB680106clause5,b Inductivewirelesspowertransferapplicationsthatmeetallofthefollowingrequirementsareexcluded (1)Powertransferfrequencyislessthan1MHz. --Yes,thedeviceoperatedinthefrequencyrangefrom115KHzto205KHz (2)Outputpowerfromeachprimarycoilislessthanorequalto15watts. --Yes,themaximumoutputpoweroftheprimarycoilis15W (3)Thesystemmayconsistofmorethanonesourceprimarycoils,chargingoneormoreclients.If morethanoneprimarycoliispresent,thecoilpairymaybepoweredonatthesametime. --Yes,thetransfersystemincludeshavemultipleprimarycoilsandclientsthatareabletodetectand allowcouplingbepoweredonatthesametime. (4)Clientdeviceisplaceddirectlyincontactwiththetransmitter. --Yes,Clientdeviceisplaceddirectlyincontactwiththetransmitter (5)Mobileexposureconditionsonly(portableexposureconditionsarenotcoveredbythisexclusion). --Yes (6)TheaggregateH-fieldstrengthsat15cmsurroundingthedeviceand20cmabovethetopsurface fromallsimultaneoustransmittingcoilsaredemonstratedtobelessthan50%oftheMPElimit. --Yes,theEUTfieldstrengthlevelare50%xMPElimit. 3Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhuman exposuretoradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Page2of5ReportNo.:FCS202207069 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com 4TestSetup 5TestProcedure 1)TheRFexposuretestwasperformedinanechoicchamber. 2)Themeasurementprobewasplacedattestdistance(15cmfromallsidesand20cmfrom thetop)whichisbetweentheedgeofthechargerandthegeometriccenterofprobe. 3)Thehighestemissionlevelwasrecordedandcomparedwithlimitassoonasmeasurement ofeachpoints(A,B,C,D,E)werecompleted 4)TheEUTwasmeasuredaccordingtothedictatesofKDB680106D01v03r01 Remark：TheEUT’stestpositionA,B,C,DandEisvalidfortheEandHfieldmeasurements Page3of5ReportNo.:FCS202207069 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com 6. MeasurementUncertainty (95%confidencelevels,k=2) ItemUncertainty UncertaintyforH-Field2.36dB UncertaintyforE-Field2.42dB UncertaintyforconductedRFPower0.62dB Uncertaintyfortemperature0.2°C Uncertaintyforhumidity1.1% UncertaintyforDCandlowfrequencyvoltages0.06% 7.Equipmentlist TestEquipmentManufacturerModelNo.SN.Last calibration Calibrated until Electricand Magnetic field probe-Analyzer NardaEHP-200AN03565Aug30,2022Aug29,2023 Page4of5ReportNo.:FCS202207069 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com 8PlacementMode1Photo 8Testmode Phone 7.5W Phone 10W Phone 15W Earpone 5W Watch 5W,Earpone 5W Phone 15W, Watch 5W,Earpone 5W Mode 1 Mode 2 Mode 3 Mode 4 Mode 5 Mode 6 Mode 7 Phone 7.5W Page5of5ReportNo.:FCS202207069 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com 9Necessaryaccessories ItemEquipmentMfr/BrandModel/TypeNo.SerialNo.Note 1PhoneappleiPhone12N/A Thisisfortesting onlyinreport. 2EarbudsAppleAirPodsAirPods2N/A Thisisfortesting onlyinreport. 3WatchXIAOMIS1N/A Thisisfortesting onlyinreport. 4AdapterXIAOMIMDY-11-EBN/A Thisisfortesting onlyinreport. 10TestResult PlacementMode1Mode3(Worst) E-FiledStrengthat15cmfromtheedgessurroundingtheEUT(V/m) Battery power Frequency Range(MHz) Test Position A Test Position B Test Position C Test Position D Limits (V/m) 1%0.115-0.2051.431.470.580.48614 50%0.115-0.2051.581.270.460.58614 95%0.115-0.2051.271.560.440.56614 Stand-by0.115-0.2051.381.270.590.58614 E-FiledStrengthat20cmfromthetopoftheEUT(V/m) Battery power Frequency Range(MHz) Test PositionE Limits (V/m) 1%0.115-0.2051.23614 50%0.115-0.2051.29614 95%0.115-0.2051.28614 Stand-by0.115-0.2051.48614 Page6of5ReportNo.:FCS202207069 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com H-FiledStrengthat15cmfromtheedgessurroundingtheEUT(A/m) Battery power Frequency Range(MHz) Test Position A Test Position B Test Position C Test Position D Limits (A/m) 1%0.115-0.2050.620.600.700.611.63 50%0.115-0.2050.610.620.650.571.63 95%0.115-0.2050.600.630.570.551.63 Stand-by0.115-0.2050.580.600.640.561.63 H-FiledStrengthat20cmfromthetopoftheEUT(A/m) Battery power Frequency Range(MHz) Test PositionE Limits (A/m) 1%0.115-0.2050.441.63 50%0.115-0.2050.381.63 95%0.115-0.2050.441.63 Stand-by0.115-0.2050.541.63 Testedby:Reviewedby: ※※※※※ENDOFTHEREPORT※※※※※

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FCCTestReport ReportNo:FCS202304176W01 Issuedfor Applicant: ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. Address: 4/F,Block19,BaotianIndustrialZone,Baotian3rd Road,XixiangSt.,Bao'anDist. ShenzhenCN ProductName: 3in1wirelesschargingstand BrandName: N/A ModelName: B624 SeriesModel: B622,B623,B628,B629,B547,B548,B549,B551,B528,B542, B558,JJT-847,B618,B620,C200,K7,B704,B705,B706,B707, B708,B709,B710,B711,B712,B713,B714,B715,B716,B717, B718,B719,B720 FCCID: 2A5KU-B624 IssuedBy:FluxComplianceServiceLaboratory Add:Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-Tech Industrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com Page2of25ReportNo.:FCS202304176W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com TESTRESULTCERTIFICATION Applicant’sName......................:ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. Address......................................: 4/F,Block19,BaotianIndustrialZone,Baotian3rdRoad,Xixiang St.,Bao'anDist.ShenzhenCN Manufacture'sName ................ :ShenzhenHengchangxingElectronicMaterialsCo.,Ltd. Address......................................: 4/F,Block19,BaotianIndustrialZone,Baotian3rdRoad,Xixiang St.,Bao'anDist.ShenzhenCN ProductDescription ProductName ........................... :3in1wirelesschargingstand BrandName ............................. :N/A ModelName .............................. :B624 SeriesModel..............................: B622,B623,B628,B629,B547,B548,B549,B551,B528,B542,B558, JJT-847,B618,B620,C200,K7,B704,B705,B706,B707,B708,B709 B710,B711,B712,B713,B714,B715,B716,B717,B718,B719,B720 TestStandards..........................:FCCRulesandRegulationsPart15SubpartC,Section209 TestProcedure .......................... :ANSIC63.10:2013 ThisdevicedescribedabovehasbeentestedFCS,thetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofFCS,thisdocument maybealteredorrevisedbyFCS,personalonly,andshallbenotedintherevisionofthedocument.. DateofTest .................................. : Date(s)ofperformanceoftests.:Apr19.2023~Apr24.2023 DateofIssue.................................:Apr24.2023 TestResult....................................:Pass Testedby: (ScottShen) Reviewedby : (DukeQian) Approvedby: (JackWang) Page3of25ReportNo.:FCS202304176W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.fcs-lab.com TableofContentsPage 1.SUMMARYOFTESTRESULTS..............................................................................................5 1.1TESTFACTORY................................................................................................................6 1.2MEASUREMENTUNCERTAINTY....................................................................................6 2.GENERALINFORMATION......................................................................................................7 2.1GENERALDESCRIPTIONOFTHEEUT.........................................................................7 2.2DESCRIPTIONOFTHETESTMODES...........................................................................8 2.3DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS..................9 2.4EQUIPMENTSLIST.........................................................................................................10 3CONDUCTEDEMISSIONMEASUREMENT..........................................................................11 3.1LIMIT................................................................................................................................11 3.2TESTPROCEDURE........................................................................................................11 3.3TESTSETUP...................................................................................................................12 3.4TESTRESULTS..............................................................................................................13 4.RADIATEDEMISSIONMEASUREMENT..............................................................................15 4.1LIMIT................................................................................................................................15 4.2TESTPROCEDURE........................................................................................................16 4.3TESTSETUP...................................................................................................................17 4.4TESTRESULTS..............................................................................................................18 (30MHZ-1000MHZ)................................................................................................................19 5.20DBBANDWIDTHTEST.....................................................................................................21 5.1LIMIT................................................................................................................................21 5.2TESTPROCEDURE........................................................................................................21 5.3TESTSETUP...................................................................................................................21 5.4TESTRESULTS..............................................................................................................22 6.ANTENNAREQUIREMENT...................................................................................................25 6.1STANDARDREQUIREMENT.........................................................................................25 6.2EUTANTENNA...........................................................................................…

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Page1of2ReportNo.:FCS202304176 Blow1GHzforradiatedemissiontestsetup Page2of2ReportNo.:FCS202304176 Conductedemissiontestsetup