2AVI4-DT-6802-in-1 Magnetic Wireless Charge

FCCWarning Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterference received,includinginterferencethatmaycauseundesiredoperation. AnyChangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecould voidtheuser'sauthoritytooperatetheequipment. Note:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice, pursuanttopart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotection againstharmfulinterferenceinaresidentialinstallation.Thisequipmentgeneratesusesandcanradiate radiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycause harmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterferencewillnot occurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevision reception,whichcanbedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotryto correcttheinterferencebyoneormoreofthefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected. -Consultthedealeroranexperiencedradio/TVtechnicianforhelp. TheequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncontrolledenvironment. Duringtheoperationofdeviceadistanceof15cmsurroundingthedeviceand20cmabovethetop surfaceofthedevicemustberespected.

-ShenzhenDigtecTechnologyCo., Ltd- FederalCommunicationsCommission Authorizationand EvaluationDivision EquipmentAuthorizationBranch 7435 OaklandMills Road Columbia,MD 21046 11/1/23 U.S. AgentDesignation ShenzhenDigtecTechnologyCo., Ltdacknowledgestheir consentfor the followingcontactlocatedin the UnitedStatesto act as their agent for serviceof processfor the equipmentfor which authorizationis sought(FCC ID:2AVI4-DT-680): Nameand companyof U.S. agent: Tim Payne,FCC US Agent,LLC PhysicalU.S. addressof agent:3722 IllinoisAvenue,Saint Charles,IL, 60174,USA FRN of U.S. agent: 0033402884 Email addressof U.S. agent: [email protected] FCC US Agent,LLCacknowledgestheir obligationto acceptserviceof processon behalfofShenzhen DigtecTechnologyCo., Ltd. ShenzhenDigtecTechnologyCo., Ltdwith theFRN 0029087103acceptsits obligationto maintainan agentfor serviceof processin the UnitedStatesfor no less than one year after eitherthe granteehas permanentlyterminatedall marketingand importationof the applicableequipmentwithinthe U.S., or the conclusionof any Commission-relatedadministrativeor judicialproceedinginvolvingthe equipment,whicheveris later. By signingthis form, we confirmthe aboveand that we are awareof the applicationrequirementslisted under§ 2.911(d)(7). The informationprovidedin this letter is basedon the referencedrule parts of Title 47 of the CFR as well as KDB 986446D01. An expirationdate for this letter does not exist. In case the U.S. agent changes,the granteeis obligatedto notify the FCC within 30 days via the grantingTCB. Sincerely, Signature WalkerWu Manager ShenzhenDigtecTechnologyCo., Ltd Signature Tim Payne Manager FCC US Agent,LLC 48_[model] US_Agent_2.911(d)(7)-U, V05

Page1of3FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. EUTConstructionalDetails ExternalEUTPhoto Photo1 Photo2 Page2of3FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of3FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 ---TheEnd---

Label&Labellocation FCCID:2AVI4-DT-680

Page1of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. EUTConstructionalDetails InternalEUTPhoto Photo1 Photo2 Page2of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Antenna Page4of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Page5of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 Photo10 Antenna Page6of6FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo11 Photo12 ------End------

Page 1 of 7 FCCID:2AVI4-DT-680 RFExposureEvaluation 1MeasuringStandard KDB680106RFExposureWirelessChargingAppsv03r01 2Requirements Accordingtotheitem5ofKDB680106v03r01: Inductivewirelesspowertransferapplicationsthatmeetallofthefollowingrequirementsareexcludedfrom submittinganRFexposureevaluation. (1)Powertransferfrequencyislessthan1MHz. (2)Outputpowerfromeachprimarycoilislessthanorequalto15watts. (3)Thesystemmayconsistofmorethanonesourceprimarycoils,chargingoneormoreclients.Ifmorethan oneprimarycoilispresent,thecoilpairsmaybepoweredonatthesametime. (4)Clientdeviceisplaceddirectlyincontactwiththetransmitter. (5)Mobileexposureconditionsonly(portableexposureconditionsarenotcoveredbythisexclusion). (6)TheaggregateH-fieldstrengthsanywhereatorbeyond15cmsurroundingthedevice,and20cm awayfromthesurfacefromallcoilsthatbydesigncansimultaneouslytransmit,andwhilethose coilsaresimultaneouslyenergized,aredemonstratedtobelessthan50%oftheapplicableMPE limit. Remark:Meetalltheaboverequirements. Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Page 2 of 7 FCCID:2AVI4-DT-680 3TestSetup 4TestProcedure 1)TheRFexposuretestwasperformedinanechoicchamber. 2)Themeasurementprobewasplacedattestdistance(15cmfromallsidesand20cmfromthetop)whichis betweentheedgeofthechargerandthegeometriccenterofprobe. 3)Thehighestemissionlevelwasrecordedandcomparedwithlimitassoonasmeasurementofeachpoints (A,B,C,D,E)werecompleted. 4)TheEUTwasmeasuredaccordingtothedictatesofKDB680106D01v03. Remark：TheEUT’stestpositionA,B,C,DandEisvalidfortheEandHfieldmeasurements. 5Descriptionofthetestmode Equipmentundertestwasoperatedduringthemeasurementunderthefollowing conditions: Test Mode Description Mode1 ACAdapter+EUT+Load+Watch Record Mode2 ACAdapter+EUT+Load Pre-tested Mode3 ACAdapter+EUT+Watch Pre-tested Mode4 TesttheEUTinidlemode. Pre-tested Note:1.Alltestmodeswerepre-tested,butweonlyrecordedtheworstcaseinthisreport. 2.Unfoldedandfoldedmodeweretested,butweonlyrecordedtheworstcase. Page 3 of 7 FCCID:2AVI4-DT-680 6PeripheralList 7TestInstrumentslist TestEquipmentManufacturerModelNo.SN. Cal.Date (mm-dd-yy) Cal.Duedate (mm-dd-yy) ElectricandMagnetic FieldAnalyzer NardaEHP-200A180ZX1050521.06.202220.06.2024 8TestResult E-FiledStrengthat15cmfromtheedgessurroundingtheEUT(V/m) UnitTestmode TM1 Test Position A Test Position B Test Position C Test Position D Test Position E 50% Limits (V/m) Limits (V/m) V/mPhoneport 90.59105.5294.5794.5088.55 307614 V/mWatchport 61.4565.7962.9062.3664.25 307614 H-FiledStrengthat15cmfromtheedgessurroundingtheEUT(A/m) UnitTestmode TM1 Test Position A Test Position B Test Position C Test Position D Test Position E 50% Limits (A/m) Limits (A/m) A/mPhoneport 0.1630.1680.2560.1090.147 0.8151.63 A/mWatchport 0.1820.1960.1420.1120.127 0.8151.63 N o. EquipmentManufacturerModelNo.SerialNo.Powercordsignalcable 1AdapterHNTHNT-QC530N/AN/AN/A 2 Load CWH15WMaxN/AN/AN/A 3WatchAppleS6N/AN/AN/A Page 4 of 7 FCCID:2AVI4-DT-680 H-FiledStrengthat20cmfromthetopoftheEUT(A/m) UnitTestmode TM1 Test PositionE 50%Limits (A/m) Limits (A/m) A/mPhoneport 0.157 0.8151.63 A/mWatchport 0.103 0.8151.63 Note:Alltestmodeswerepre-tested,butweonlyrecordedtheworstcaseinthisreport. Page 5 of 7 FCCID:2AVI4-DT-680 9TestSetupphoto TestPositionA-15cmfromtheedgeofEUTtothegeometriccenteroftheprobe TestPositionB-15cmfromtheedgeofEUTtothegeometriccenteroftheprobe Page 6 of 7 FCCID:2AVI4-DT-680 TestPositionC-15cmfromtheedgeofEUTtothegeometriccenteroftheprobe TestPositionD-15cmfromtheedgeofEUTtothegeometriccenteroftheprobe Page 7 of 7 FCCID:2AVI4-DT-680 TestPositionE-15cmfromtheedgeofEUTtothegeometriccenteroftheprobe TestPositionE-20cmfromtheedgeofEUTtothegeometriccenteroftheprobe ***Endofreport***

Page1of25ReportNo.:AIT23070719FW1 DongguanYaxu(AiT)TechnologyLimited No.22,JinqianlingThirdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. FCCTESTREPORT ClientInformation: Applicant:ShenzhenDigtecTechnologyCo.,Ltd Applicantadd.: 5F(EastZone),B4,DongLongXingTechnologyPark,LongHua,Shenzhen, China Manufacturer:ShenzhenDigtecTechnologyCo.,Ltd Manufactureradd.: 5F(EastZone),B4,DongLongXingTechnologyPark,LongHua,Shenzhen, China ProductInformation: ProductName:2-in-1MagneticWirelessCharge ModelNo.:DT-680 BrandName:N/A FCCID:2AVI4-DT-680 Applicablestandards:FCCCFRTitle47Part15SubpartC PreparedBy: DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang,Huangjiang,Dongguan, Guangdong,China Tel.:+86-769-82020499Fax.:+86-769-82020495 DateofReceipt:July.19,2023DateofTest:July.20,2023~Oct.10,2023 DateofIssue:Oct.11,2023TestResult:Pass ThisdevicedescribedabovehasbeentestedbyDongguanYaxu(AiT)TechnologyLimitedandthe testresultsshowthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements. Anditisapplicableonlytothetestedsampleidentifiedinthereport. Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofDongguan Yaxu(AiT)TechnologyLimited,thisdocumentmaybealteredorrevisedbyDongguanYaxu(AiT) TechnologyLimited,personalonly,andshallbenotedintherevisionofthedocument.Thistest reportmustnotbeusedbytheclienttoclaimproductendorsement. Reviewedby:Approvedby: SimbaHuangSeal.chen Page2of25ReportNo.:AIT23070719FW1 DongguanYaxu(AiT)TechnologyLimited No.22,JinqianlingThirdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. 1Contents Page COVERPAGE 1CONTENTS............................................................................................................................................................2 2TESTSUMMARY...................................................................................................................................................5 2.1STATEMENTOFTHEMEASUREMENTUNCERTAINTY.............................................................................................5 2.2MEASUREMENTUNCERTAINTY............................................................................................................................5 3TESTFACILITY.....................................................................................................................................................6 3.1DEVIATIONFROMSTANDARD..............................................................................................................................6 3.2ABNORMALITIESFROMSTANDARDCONDITIONS...................................................................................................6 3.3TESTLOCATION.................................................................................................................................................6 4GENERALINFORMATION...................................................................................................................................7 4.1EUTTESTMODE...............................................................................................................................................8 4.2DESCRIPTIONOFTESTSETUP............................................................................................................................8 4.3PERIPHERALLIST...............................................................................................................................................9 4.4EUTPERIPHERALLIST......................................................................................................................................9 5EQUIPMENTSLISTFORALLTESTITEMS......................................................................................................10 6CONDUCTEDEMISSIONTEST.........................................................................................................................11 6.1CONDUCTEDEMISSIONMEASUREMENT................................................................................................11 6.2POWERLINECONDUCTEDEMISSIONLIMITS..........................................................................................11 6.3TESTPROCEDURE......................................................................................................................................11 6.4DEVIATIONFROMTESTSTANDARD........................................................................................................11 6.5TESTSETUP.................................................................................................................................................12 6.6EUTOPERATINGCONDITIONS..................................................................................................................12 6.7TESTRESULT..................................................................................................................................................13 7RADIATEDEMISSIONMEASUREMENT...........................................................................................................15 7.1RADIATEDEMISSIONLIMITS.............................................................................................................................15 7.2ANECHOICCHAMBERTESTSETUPDIAGRAM....................................................................................................16 7.3TESTPROCEDURE...........................................................................................................................................16 7.4DEVIATIONFROMTESTSTANDARD........................................................................................................16 7.5TESTRESULT..................................................................................................................................................17 8BANDWIDTHTEST.............................................................................................................................................21 8.1TESTPROCEDURE................................................…

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Antennaspecification CUSTOMER: CUSTP/N: FINEP/N:G43-6.5UHSinglecoil0.08*24P*2P*10TS DESC:Φ43.5MMX5.3MMX0.8MM DATE:2023.08.15 Version:A.0 PREPAREDBYCHECKEDBYAPPROVEDBYCUSTOMERAPPROVE ShenzhenSanshengChuangelectronicTechnologyCo.,LTD Factoryaddress:2ndFloor,No.19,DayangRoad,YuluCommunity,YutangStreet,Guangming District,Shenzhen VersionChangeHistory Rev.BeforeChangeAfterChangeChangeDateApprovedBy A.0----2023.08.15 SPECIFICATION DESC Φ20.5x40-6.5uH-0.8x24P-30mm Rev：A.0 CUST: XXX CUSTP/N: 1、DIMENSION:(mm) 2、SCHEMATICDIAGRAM: A 40±1 B 20.5±0.5 C 1.25 D 30±2 E 3±2 F 43.5±0.5 G 10 H 1.8 I 5.3±0.5 M 8.0 J 42±1 K 3.0±1 Note: 1.Crossoutwire; 2.Wrap8mm(ref)width high-temperatureadhesive paper1-2Tsaroundthe outletposition; 3.Thecoilisattachedtothe circularhardmagneticdisc withgroove,themagnetic discsizeis43.5±0.5mm,the innerholeis5.3mm,andthe thicknessis0.8±0.1 3、WindingSpecification: NO.TERMINALWIRETurnsWindingDirection 1SFHotairwire0.08*24P10TsCCW 4、ELECTRICALCHARACTERISTICS: TEMPERATURE:25±10°C,RELATIVEHUMIDITY:65±20% NO.ITEMTERMINALSPECIFICATIONTESTFREQUENCYTESTEQUIPMENTS 1IND.S-F4.0uH±10%100KHz/1.0VLCZMETER1062B 2IND.S-F 6.5u H±10%100KHz/1.0VLCZMETER1062B 3DCRS-F≤80mΩ100KHz/1.0VLCZMETER502B 4QS-F≧42100KHz/1.0VLCZMETER502B PREPAREDBY/DATECHECKEDBY/DATE 2023.08.152023.08.15 For phone/headphone: 113kHz-205kHz Antenna gain:0dBi

GuangdongJinshengintelligentCo.,Ltd SPECIFICATIONFORAPPROVAL ClientName Material WatchCoil Model 15.4x0.8x24px12Tx6.6uH-Lead5mm-W15355 Number Code W15355 Date 2022.12.01 (P/N) Edition A0 Manufacturer:GuangdongJinshengIntelligentCo.,LTD Address:2F,BuildingB,289WenzhouRoad,Dongcheng Street,DongguanCity Tel:0769-22252827 Mail box:[email protected] GuangdongJinshengintelligentCo.,Ltd No.Ver DataChangecontentsAltera tion 1A0 2022.12.01Newspecification GuangdongJinshengintelligentCo.,Ltd Structuraldimension 1.OverallDimension: （Unit：mm） AntennaGain:0dBiOperatingFrequency:300kHz-350kHz 2.Electricalperformance（L）： Item StandardConditionInstrumentRemark Inductance 4.0uH±5% 100KHZ,1VTH2817B+Hollowcoilmeasuring type Inductance 6.5uH±5% 100KHZ,1VTH2817B+Measurementwith magneticdisc GuangdongJinshengintelligentCo.,Ltd Billofmaterials numberMaterialnameDescriptionMaterialCode 1 Wirerod0.08*24PHotairstrand 2 Softmagnetic sheet G25*7.8*2.6H 3 magnetStrongmagnetN527.5*2.0H galvanized(2900-3100Gauss) 4 Rubberbacking19*0.15H(withoutholesandears) 5

Page1of2FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestSetupPhoto RadiatedEmission Page2of2FCCID: 2AVI4-DT-680 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ConductedEmission ------End------