2AM74-T91SMART WATCH

Local Representative Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(7), of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2AM74-T91 T91,T9,T92 We hereby acknowledge as follows: i.both signees confirm that the point of contact accepts responsibility to act as a US- American Representative on behalf of the applicant ii.the point of contact provides the physical U.S. address and email as listed below iii.both parties maintain the requirements of this agreement without expiration date US-American Point of Contact Applicant/Approval Holder Signature Signature Company Name: Global Product Services and Consultation LLC Shenzhen Newwear Technology Co.,Ltd FRN: 00334067030026722116 Contact Name: Mr Michael Chan Zhilin Zhou Address: 328 W Palm Ave.Monrovia,CA 91016,United States Room 1603, Jinhua Building, Dalang Street, Longhua District, Shenzhen City, Guangdong Province,China Phone: (626)366-4358 13148857373 Email: [email protected] [email protected] Date : 12/26/2025 SC5120949

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2AM74-T91T91,T9,T92 We, Applicant CompanyName:ShenzhenNewwearTechnologyCo.,Ltd Address:Room1603,JinhuaBuilding,DalangStreet, LonghuaDistrict,ShenzhenCity, GuangdongProvince,China Phone:N/A certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentified ontheCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2025-12-22 SignatureDate PrintedNameofSignee:ZhilinZhou Company:ShenzhenNewwearTechnology Co.,Ltd Phone:13148857373 Email:[email protected] Address:Room1603,JinhuaBuilding, DalangStreet,LonghuaDistrict,Shenzhen City,GuangdongProvince,China Fax:N/A

ShenzhenNewwearTechnologyCo.,Ltd Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,ShenzhenCity,Guangdong Province,China Date:2025-12-22 FCCID:2AM74-T91 ModelNumber:T91,T9,T92 To:FederalCommunicationCommission AuthorizationandEvaluationDivision7435OaklandMillsRoad Columbia,MD21048 ToWhomItMayConcern, We,ShenzhenNewwearTechnologyCo.,Ltdherebydeclarethatourproduct(Wireless Doorbell ) ModelNumber: T91,T9,T92 electricalidentical,theSchematic,PCBlayout, structureandsoftwarearesame,onlythedifferenceisthemodelnameformarket purpose. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehave mybestattention. Sincerely, (Signed) Name/Title:ZhilinZhou/Generalmanager Company:ShenzhenNewwearTechnologyCo.,Ltd Address:Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,ShenzhenCity, GuangdongProvince,China Phone:13148857373 FaxNumber:N/A E-Mail:[email protected]

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2AM74-T91T91,T9,T92 Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2025-12-22 SignatureDate PrintedNameofSignee/Title:ZhilinZhou/Generalmanager Company:ShenzhenNewwearTechnologyCo.,Ltd Address:Room1603,JinhuaBuilding,DalangStreet,Longhua District,ShenzhenCity,GuangdongProvince,China Phone:13148857373 Fax:-- Email:[email protected]

ReportNo.:CISRR25120925301 Page 58 of 61 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR25120925301 Page 59 of 61

Label Size:15mm*7mm FCCID:2AM74-T91 LabelLocation

ReportNo.:CISRR25120925301 Page 60 of 61 9.2.InternalPhotos ReportNo.:CISRR25120925301 Page 61 of 61 ------Endofthereport----- ANT

ReportNo.: CISRR25120925303 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.: CISRR25120925303 ProjectNo.: CISR251209253 FCCID:2AM74-T91 Applicant:ShenzhenNewwearTechnologyCo.,Ltd Address: Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,Shenzhen City,GuangdongProvince,P.R.C.China Manufacturer: ShenzhenNewwearTechnologyCo.,Ltd Address: Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,Shenzhen City,GuangdongProvince,P.R.C.China ProductName: SMARTWATCH TradeMark:- Model/Typereference:T91 ListedModel(s):T9,T92 Standard:47CFRPart2.1093 Issuedate:December17,2025 Testresult:Complied Reviewedby:MorganTan Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.: CISRR25120925303 Reporttemplateversion:CISE-TR-001-A0Page:2of5 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–3999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00December17,2025Original ReportNo.: CISRR25120925303 Reporttemplateversion:CISE-TR-001-A0Page:3of5 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS ThesedevicesuseasingletransmittermoduleandantennaforbothBT,BTcannottransmitsimultaneously. ReportNo.: CISRR25120925303 Reporttemplateversion:CISE-TR-001-A0Page:4of5 5.TESTRESULT 5.1.Standalonetransmission Limit: KDB447498D01v06,Clause4.3.1a) For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-g SARtestexclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation31The resultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. Result: Passed TestData Radiotype Frequency (GHz) Maximum output power #1 (dBm) Antenna gain #2 (dBi) Maximum EIRP #3 (dBm) Maximum tune-up EIRP #4 (dBm) Minimum distance (mm) Evaluated value LimitResult Bluetooth-BR ＆EDR 2.483.040.13.144.005.000.79113.00PASS Bluetooth-LE2.480.550.10.651.005.000.39653.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.: CISRR25120925303 Reporttemplateversion:CISE-TR-001-A0Page:5of5 5.2.Simultaneoustransmission Limit: KDB447498D01v06,Clause4.3.2,47CFRPart1.1307 InthecaseofxedRFsourcesoperatinginthesametime-averagingperiod,orof multiplemobileorportableRFsourceswithinadeviceoperatinginthesametime averagingperiod,ifthesumofthefractionalcontributionstotheapplicablethresholds islessthanorequalto1asindicatedinthefollowingequation. Where a=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(B)ofthissectionforP,includingexistingexempttransmittersandthosebeing added. b=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(C)ofthissectionforThresholdERP,includingexistingexempttransmittersand thosebeingadded. c=numberofexistingfixed,mobile,orportableRFsourceswithknownevaluationforthespeci edminimumdistanceincludingexistingevaluatedtransmitters. P j =theavailablemaximumtime-averagedpowerortheERP,whicheverisgreater,forxed, mobile,orportableRFsourceiatadistancebetween0.5cmand40cm(inclusive). P th,j =theexemptionthresholdpower(P)accordingtoparagraph(b)(3)(i)(B)ofthissectionfor xed,mobile,orportableRFsourcei. ERP j =theERPoffixed,mobile,orportableRFsourcej. ERP th,j =exemptionthresholdERPforfixed,mobile,orportableRFsourcej,atadistanceofat leastλ/2πaccordingtotheapplicableformulaofparagraph(b)(3)(i)(C)ofthissection. Evaluated k =themaximumreportedSARorMPEoffixed,mobile,orportableRFsourcekeither inthedeviceoratthetransmittersitefromanexistingevaluationatthelocationofexposure. ExposureLimit k =eitherthegeneralpopulation/uncontrolledmaximumpermissibleexposure (MPE)orspecicabsorptionrate(SAR)limitforeachxed,mobile,orportableRFsourcek, asapplicablefrom§1.1310ofthischapter. Result:NotApplicable --------EndofReport--------

深圳市一线通线缆有限公司 地址：深圳市宝安区沙井街道万丰98工业城21栋 天线规格承认书 AntennaSpecificationforApproval 客户名称 CustomerName：深圳市魔样科技有限公司 产品名称： ProductName ： 2.4G 天线全长 25mm 红色 客户型号： ProductName: 产品料号： PartNO.:C10-35-2.5 制表： WriteBy：庄杰彬 日期： IssuedDate:2021-10-08 客户: 工程 R&DDept 采购 BusinessDept 承认 ApprovedBy 一线通 研发 R&DDept 工程EngineerDept 审核 Approval 庄彩虹 庄杰彬庄杰彬 ProductSpecification A.ElectricalCharacteristics Frequency2400MHz ~2500MHz VSWR<3.0 Efficiency>30% Impedance50 OhmPolarization PeakGain ： 0.1dBi B.Material&MechanicalCharacteristics MaterialofRadiatorCu CableType1.019P C.Environmental OperationTemperature-30°C~+80 °C StorageTemperature-30°C~+ 85°C ProductName：2.4GANT ModelName:C10 Manufacturer:ShenzhenYixiantongCableCo.,Ltd. Address:Building21,Wanfeng98IndustrialPark,ShajingStreet,Bao'an District,ShenzhenCity TestEquipment&Conditions 1.NetworkAnalyzers: Agilent8753D5071C 2.CommunicationsTestSet: AgilentE5525C 3.3DChamberTestSystem Effiency&Gain RadiationPattern:

ReportNo.:CISRR25120925302 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of47 TESTREPORT ReportNo.CISRR25120925302 ProjectNo.CISR251209253 FCCID2AM74-T91 ApplicantShenzhenNewwearTechnologyCo.,Ltd Address Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,Shenzhen City,GuangdongProvince,P.R.C.China ManufacturerShenzhenNewwearTechnologyCo.,Ltd Address Room1603,JinhuaBuilding,DalangStreet,LonghuaDistrict,Shenzhen City,GuangdongProvince,P.R.C.China ProductNameSMARTWATCH Trademark- Model/TypereferenceT91 ListedModel(s)T9,T92 Standard 47CFRPart15.247 DateofsamplereceiptDecember12,2025 TestdateDecember12,2025toDecember15,2025 IssuedateDecember17,2025 TestresultComplied Reviewedby:MorganTan Approvedby:HansHu ReportNo.:CISRR25120925302 Page 2 of 47 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................6 4.4.Deviationfromstandards...........................................................................................................................6 4.5.TestingSite...................................................................................................................................................6 5.TESTCONFIGURATION.................................................................................................................................7 5.1.Testfrequencylist.......................................................................................................................................7 5.2.Descriptionsoftestmode...........................................................................................................................7 5.3.Supportunitusedintestconfiguration....................................................................................................7 5.4.Testsampleinformation.............................................................................................................................7 5.5.Environmentalconditions...........................................................................................................................7 5.6.Statementofthemeasurementuncertainty.............................................................................................7 5.7.EquipmentUsedduringtheTest................................................................................................................8 6.TESTRESULTS.............................................................................................................................................10 6.1.EvaluationResults(Evaluation)...............................................................................................................10 6.1.1.AntennaRequirement............................................................................................................................10 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................11 6.2.1.ConductedEmissionatACpowerline.................................................................................................11 6.2.2.6dBBandwidth........................................................................................................................................15 6.2.3.MaximumConductedOutputPower.....................................................................................................16 6.2.4.PowerSpectralDensity..........................................................................................................................17 6.2.5.Conductedbandedgeandspuriousemission...................................................................................18 6.2.6.Radiatedbandedgeemission...............................................................................................................19 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................25 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................29 7.APPENDIXREPORT......................................................................................................................................37 7.1.ConductedOutputPower.........................................................................................................................37 7.2.99%Bandwidth..........................................................................................................................................39 7.3.6dBBandwidth...........................................................................................................................................41 7.4.PowerSpectralDensity.............................................................................................................................42 7.5.DutyCycle..................................................................................…

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ReportNo.:CISRR25120925301 Page 56 of 61 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR25120925301 Page 57 of 61 RadiatedSpuriousEmission(below1GHz)