2AUOBRSUCPURelay Box

RSUCPUMANUAL FCCWarnning: AnyChangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliance couldvoidtheuser'sauthoritytooperatetheequipment. Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwo conditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycause undesiredoperation. Note:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttopart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonable protectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates usesandcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththe instructions,maycauseharmfulinterferencetoradiocommunications.However,thereisno guaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoes causeharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturning theequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneor moreofthefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris connected. -Consultthedealeroranexperiencedradio/TVtechnicianforhelp. ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncontrolled environment.Thisequipmentshouldbeinstalledandoperatedwithminimumdistance20cm betweentheradiator&yourbody.

Report No. : EED32L00265001 Page 33 of 42 APPENDIX 2 PHOTOGRAPHS OF EUT Test model No.: RSUCPU View of Product-1 View of Product-2 Report No. : EED32L00265001 Page 34 of 42 View of Product-3 View of Product-4 Report No. : EED32L00265001 Page 35 of 42 View of Product-5 View of Product-6

Label: Insidetheredboxisthelocationofthelabel:

Report No. : EED32L00265001 Page 36 of 42 View of Product-7 View of Product-8 Report No. : EED32L00265001 Page 37 of 42 View of Product-9 View of Product-10 Report No. : EED32L00265001 Page 38 of 42 View of Product-11 View of Product-12 Report No. : EED32L00265001 Page 39 of 42 View of Product-13 View of Product-14 Report No. : EED32L00265001 Page 40 of 42 View of Product-15 View of Product-16 Report No. : EED32L00265001 Page 41 of 42 View of Product-17 View of Product-18 Report No. : EED32L00265001 Page 42 of 42 View of Product-19 View of Product-11 *** End of Report *** The test report is effective only with both signature and specialized stamp. The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CTI, this report can’t be reproduced except in full.

ReportNo.:EED32L00265002Page1of8 1COVERPAGE RFExposureEvaluationReport Product:RelayBox Trademark:Ring Model/Typereference:RSUCPU SerialNumber:N/A ReportNumber:EED32L00265002 FCCID:2AUOBRSUCPU DateofIssue:Aug.10,2020 TestStandards: 47CFRPart1.1307 47CFRPart1.1310 KDB447498D01v06 Testresult:PASS Preparedfor: RingAutomotive GelderdRoad,Leeds,LS126NA,UK. Preparedby : CentreTestingInternationalGroupCo.,Ltd. HongweiIndustrialZone,Bao’an70District, Shenzhen,Guangdong,China TEL:+86-755-33683668 FAX:+86-755-33683385 TestedBy:Compiledby: MarkChenSmileZhong Reviewedby:Approvedby: WareXin SamChuang Date:Aug.10,2020 CheckNo.:3915681977 ReportNo.:EED32L00265002Page 2 of 8 2Version VersionNo.DateDescription 00Jan.14,2020Original 01Aug.10,2020RetestFieldStrengthOfTheFundamentalSignal ReportNo.:EED32L00265002Page 3 of 8 3Contents Page 1COVERPAGE....................................................................................................................................................................1 2VERSION.............................................................................................................................................................................2 3CONTENTS.........................................................................................................................................................................3 4GENERALINFORMATION..............................................................................................................................................4 4.1C LIENT I NFORMATION ...................................................................................................................................................4 4.2G ENERAL D ESCRIPTIONOF EUT................................................................................................................................4 4.3P RODUCT S PECIFICATIONSUBJECTIVETOTHISSTANDARD .......................................................................................4 4.4T EST L OCATION ............................................................................................................................................................5 4.5D EVIATIONFROM S TANDARDS .....................................................................................................................................5 4.6A BNORMALITIESFROM S TANDARD C ONDITIONS .........................................................................................................5 4.7O THER I NFORMATION R EQUESTEDBYTHE C USTOMER .............................................................................................5 5RFEXPOSUREEVALUATION.......................................................................................................................................6 5.1RFE XPOSURE C OMPLIANCE R EQUIREMENT ..............................................................................................................6 5.2M AXIMUM P ERMISSIBLE E XPOSURE ............................................................................................................................7 PHOTOGRAPHSOFEUTCONSTRUCTIONALDETAILS..........................................................................................8 ReportNo.:EED32L00265002Page 4 of 8 4GeneralInformation 4.1ClientInformation Applicant: RingAutomotive AddressofApplicant: GelderdRoad,Leeds,LS126NA,UK. Manufacturer: ZhejiangLeiyaElect「onicsCo.,Ltd. AddressofManufacturer: No.519,FifteenRoad,BinhaiPark,EconandTechnological DevelopmentZone,WenzhouCity,P.R.China Factory: ZhejiangLeiyaElectronicsCo.,Ltd. AddressofFactory: No.519,FifteenRoad,BinhaiPark,EconandTechnological DevelopmentZone,WenzhouCity,P.R.China 4.2GeneralDescriptionofEUT ProductName: RelayBox ModelNo.(EUT): RSUCPU TradeMark: Ring EUTSupportsRadios application 2401MHzto2479MHz 4.3ProductSpecificationsubjectivetothisstandard FrequencyRange: 2401MHz~2479MHz ModulationType: GFSK NumberofChannels: 28(declaredbytheclient) TestPowerGrade: Default TestSoftwareofEUT: Default AntennaType: PCBantenna AntennaSpecification Antenna Gain :-5.00 dBi 0.32)(Numeric Max.EIRP 92.26dBμV/m(-2.97dBm) TheEIRPdatarefertothereportEED32L00265001 Max.conductedpower2.03dBm PowerSupply: DC12V SampleReceivedDate: Sep.17,2019 SampletestedDate: Sep.17,2019toAug.10,2020 Thetestedsample(s)andthesampleinformationareprovidedbytheclient. ReportNo.:EED32L00265002Page 5 of 8 4.4TestLocation Alltestswereperformedat: CentreTestingInternationalGroupCo.,Ltd BuildingC,HongweiIndustrialParkBlock70,Bao'anDistrict,Shenzhen,China Telephone:+86(0)75533683668Fax:+86(0)75533683385 Notestsweresub-contracted. FCCDesignationNo.:CN1164 4.5DeviationfromStandards None. 4.6AbnormalitiesfromStandardConditions None. 4.7OtherInformationRequestedbytheCustomer None. ReportNo.:EED32L00265002Page 6 of 8 5RFExposureEvaluation 5.1RFExposureComplianceRequirement Given d GP E   30 & 377 2 E S WhereE=FieldstrengthinVolts/meter P=PowerinWatts G=Numericantennagain d=Distanceinmeters S=Powerdensityinmilliwatts/squarecentimeter Combiningequationsandre-arrangingthetermstoexpressthedistanceasafunctionoftheremaining variablesyields: 2 377 30 d GP S   ChangingtounitsofmWandcm,using: P(mW)=P(W)/1000and d(cm)=d(m)/100 Yields   22 0796.0 100/377 1000/30 d GP d GP S      Equation1 Whered=Distanceincm P=PowerinmW G=Numericantennagain S=PowerdensityinmW/cm 2 ReportNo.:EED32L00265002Page 7 of 8 5.2 MaximumPermissibleExposure SubstitutingtheMPEsafedistanceusingd=20cmintoEquation1: GPS000199.0 WhereP=PowerinmW G=Numericantennagain S=PowerdensityinmW/cm 2 Ch.Frq.(MHz)P (mW)Gain (num.)D (cm) Power density in mW / cm 2 Limit (mW/cm2) 124011.5960.32200.000101 ReportNo.:EED32L00265002Page 8 of 8 PHOTOGRAPHSOFEUTConstructionalDetails RefertoReportNo.EED32L00265001forEUTexternalandinternalphotos. ***EndofReport*** Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthis reportreferonlytothesample(s)tested.WithoutwrittenapprovalofCTI,thisr…

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ReportNo.:EED32L00265001Page1of42 1COVERPAGE FCCTESTREPORT Product:RelayBox Trademark:Ring Model/Typereference:RSUCPU SerialNumber:N/A ReportNumber:EED32L00265001 FCCID:2AUOBRSUCPU DateofIssue:Aug.10,2020 TestStandards: 47CFRPart15SubpartC Testresult:PASS Preparedfor: RingAutomotive GelderdRoad,Leeds,LS126NA,UK. Preparedby : CentreTestingInternationalGroupCo.,Ltd. HongweiIndustrialZone,Bao’an70District, Shenzhen,Guangdong,China TEL:+86-755-33683668 FAX:+86-755-33683385 TestedBy:Compiledby: MarkChenSmileZhong Reviewedby:Approvedby: WareXin SamChuang Date:Aug.10,2020 CheckNo.:3915681977 ReportNo.:EED32L00265001Page 2 of 42 2 Version VersionNo.DateDescription 00Jan.14,2020Original 01Aug.10,2020RetestFieldStrengthOfTheFundamentalSignal ReportNo.:EED32L00265001Page 3 of 42 3TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement 47CFRPart15SubpartCSection 15.203 ANSIC63.10-2013PASS ACPowerLine ConductedEmission 47CFRPart15SubpartCSection 15.207 ANSIC63.10-2013N/A FieldStrengthofthe FundamentalSignal 47CFRPart15SubpartCSection 15.249(a) ANSIC63.10-2013PASS SpuriousEmissions 47CFRPart15SubpartCSection 15.249(a)/15.209 ANSIC63.10-2013PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15SubpartCSection 15.249(a)/15.205 ANSIC63.10-2013PASS 20dBOccupied Bandwidth 47CFRPart15SubpartCSection 15.215(c) ANSIC63.10-2013PASS Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. N/A:TheproductsuppliespowertoDC. ReportNo.:EED32L00265001Page 4 of 42 4Contents Page 1COVERPAGE..................................................................................................................................................................1 2VERSION..........................................................................................................................................................................2 3TESTSUMMARY............................................................................................................................................................3 4CONTENTS......................................................................................................................................................................4 5GENERALINFORMATION...........................................................................................................................................5 5.1C LIENT I NFORMATION ................................................................................................................................................5 5.2G ENERAL D ESCRIPTIONOF EUT..............................................................................................................................5 5.3P RODUCT S PECIFICATIONSUBJECTIVETOTHISSTANDARD ....................................................................................5 5.4T EST E NVIRONMENTAND M ODE ...............................................................................................................................7 5.5D ESCRIPTIONOF S UPPORT U NITS ............................................................................................................................7 5.6T EST L OCATION .........................................................................................................................................................7 5.7D EVIATIONFROM S TANDARDS ..................................................................................................................................7 5.8A BNORMALITIESFROM S TANDARD C ONDITIONS ......................................................................................................7 5.9O THER I NFORMATION R EQUESTEDBYTHE C USTOMER ..........................................................................................7 5.10M EASUREMENT U NCERTAINTY (95% CONFIDENCELEVELS , K =2)........................................................................7 6EQUIPMENTLIST...........................................................................................................................................................8 7TESTRESULTSANDMEASUREMENTDATA......................................................................................................11 7.1R ADIATED S PURIOUS E MISSIONS ...........................................................................................................................12 7.2R ESTRICTEDBANDSAROUNDFUNDAMENTALFREQUENCY ...................................................................................19 7.320 D BB ANDWIDTH ...................................................................................................................................................28 APPENDIX1PHOTOGRAPHSOFTESTSETUP.....................................................................................................31 APPENDIX2PHOTOGRAPHSOFEUT......................................................................................................................33 ReportNo.:EED32L00265001Page 5 of 42 5GeneralInformation 5.1ClientInformation Applicant: RingAutomotive AddressofApplicant: GelderdRoad,Leeds,LS126NA,UK. Manufacturer: ZhejiangLeiyaElect「onicsCo.,Ltd. AddressofManufacturer: No.519,FifteenRoad,BinhaiPark,EconandTechnologicalDevelopment Zone,WenzhouCity,P.R.China Factory: ZhejiangLeiyaElectronicsCo.,Ltd. AddressofFactory: No.519,FifteenRoad,BinhaiPark,EconandTechnologicalDevelopment Zone,WenzhouCity,P.R.China 5.2GeneralDescriptionofEUT ProductName: RelayBox ModelNo.(EUT): RSUCPU TradeMark: Ring EUTSupportsRadios application: 2401MHzto2479MHz PowerSupply:DC12V 5.3ProductSpecificationsubjectivetothisstandard FrequencyRange: 2401MHz~2479MHz ModulationType: GFSK NumberofChannels: 28(declaredbytheclient) TestPowerGrade: Defualt TestSoftwareofEUT: Defualt AntennaType: PCBantenna AntennaGain: -5dBi Testvoltage:DC12V SampleReceivedDate: Sep.17,2019 SampletestedDate: Sep.17,2019toAug.10,2020 ReportNo.:EED32L00265001Page 6 of 42 OperationFrequencyeachofchannel Channe…

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ReportNo.:EED32L00265001Page 31 of 42 APPENDIX1PHOTOGRAPHSOFTESTSETUP TestModelNo.:RSUCPU RadiatedemissionTestSetup-1(Below30MHz) RadiatedemissionTestSetup-2(Below1GHz) ReportNo.:EED32L00265001Page 32 of 42 RadiatedemissionTestSetup-3(above1GHz) RadiatedemissionTestSetup-4(above1GHz) Thereareabsorbingmaterialsundertheground.