2BD94-TF37PROSmart Bracelet

Shenzhen Hongsheng wang Technology Co., LTD Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 [2026-08-17] U.S. Agent Designation [Shenzhen Hongsheng wang Technology Co., LTD] acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BD94-TF37PRO): Name and company of U.S. agent: [GLOCERTS TECHNOLOGY INC] Physical U.S. address of agent: [19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507] FRN of U.S. agent: [0036339737] Email address of U.S. agent: [[email protected]] Telephone of U.S.agent: (626) 588-8039 [GLOCERTS TECHNOLOGY INC] acknowledges their obligation to accept service of process on behalf of [ Shenzhen Hongsheng wang Technology Co., LTD]. [ Shenzhen Hongsheng wang Technology Co., LTD] with the FRN [0034656306] accepts its obligation to maintain an agent for service of process in the United States for no less than 1 year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. Sincerely, Signature Signature [Zong Chen] [Huiying Fan] [N/A] [Director] [Shenzhen Hongsheng Wang Technology Co., LTD] [GLOCERTS TECHNOLOGY INC]

Rev1/26/2023 ShenzhenHongshengwangTechnologyCo.,LTD FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:08-17-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BD94-TF37PRO ShenzhenHongshengwangTechnologyCo.,LTDcertifiesthattheequipmentforwhichauthorizationis soughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. ShenzhenHongshengwangTechnologyCo.,LTDcertifiesthattheequipmentforwhichauthorizationis soughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc. oranyofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyof itssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB 986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, Rev1/26/2023 ShenzhenHongshengwangTechnologyCo.,LTD FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:08-17-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BD94-TF37PRO ShenzhenHongshengwangTechnologyCo.,LTDcertifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, Signature:

ShenzhenHongshengwangTechnologyCo.,LTD Date：2026.08.17 ProductModelNumber:TF37PRO FCCID:2BD94-TF37PRO Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: Signature: Email:[email protected] Telephone:13691758824 Onbehalfof:ShenzhenHongshengwangTechnologyCo.,LTD

ShenzhenHongshengwangTechnologyCo.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August19,2026 Subject;RequestforConfidentiality FCCID:2BD94-TF37PRO ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:ZongChen

FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of5 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 AppendixIIExternalPhotos FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of5 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of5 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page4of5 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page5of5 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00

LabelsizeLXW:18mmx5mm SmartBracelet Model:TF37PRO FCCID:2BD94-TF37PRO

FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 AppendixIIIInternalPhotos BTANT FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00

TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of9 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen,Guangdon g,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 HealthTestReport For Applicantname: ShenzhenHongshengwangTechnologyCo.,LTD Address: 9thFloor,BuildingA,XinerXinlongScienceandTechnologyPark, No.50,ShajingzhuangVillageRoad,Bao'anDistrict,Shenzhen, GuangdongProvince EUTname: SmartBracelet Brandname: N/A Modelnumber: TF37PRO Seriesmodelnumber: N/A FCCID: 2BD94-TF37PRO IssuedBy Companyname: BTFTestingLab(Shenzhen)Co.,Ltd. Address: Plant101,201and301,Building1,Block2,TantouIndustrialPark, TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Reportnumber: BTF260803R00703 Teststandards: 47CFRPart2SubpartJSection2.1093 Testconclusion: Pass Dateofsamplereceipt: 2026-08-03 Testdate: 2026-08-04to2026-08-12 Dateofissue: 2026-08-19 Preparedby: Approvedby: Sean.He/Project engineer Ryan.CJ/EMCmanager Note:Allthetestresultsinthisreportonlyrelatedtothetestingsamples.Whichcanbeduplicatedcompletelyforthelegalusewithapprovalof applicant;itshallnotbereproducedexceptinfullwithoutthewrittenapprovalofBTFTestingLab(Shenzhen)Co.,Ltd.,Alltheobjectionsshouldbe raisedwithinthirtydaysfromthedateofissue.Tovalidatethereport,youcancontactus. ReportNumber:BTF260803R00703 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of9 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen,Guangdon g,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 RevisionHistory VersionIssuedateRevisionscontent R_V02026-08-19Original ReportNumber:BTF260803R00703 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of9 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen,Guangdon g,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 TableofContents 1Introduction...............................................................................................................................................................4 1.1LaboratoryLocation..........................................................................................................................................4 1.2LaboratoryFacility............................................................................................................................................4 1.3Announcement..................................................................................................................................................4 2ProductInformation..................................................................................................................................................5 2.1ApplicationInformation.....................................................................................................................................5 2.2ManufacturerInformation.................................................................................................................................5 2.3FactoryInformation...........................................................................................................................................5 2.4GeneralDescriptionofEquipmentunderTest(EUT)......................................................................................5 2.5TechnicalInformation.......................................................................................................................................5 3RFOutputPower.......................................................................................................................................................6 4AppliedReferenceDocuments................................................................................................................................7 5RFExposureLimit....................................................................................................................................................7 6RFExposureAssessment........................................................................................................................................8 ReportNumber:BTF260803R00703 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page4of9 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen,Guangdon g,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 1Introduction 1.1LaboratoryLocation Testlocation:BTFTestingLab(Shenzhen)Co.,Ltd. Address: Plant101,201and301,Building1,Block2,TantouIndustrialPark,Tantou Community,SonggangStreet,Bao'anDistrict,Shenzhen,Guangdong,China Description: AllmeasurementfacilitiesusedtocollectthemeasurementdataarelocatedatPlant 101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity, SonggangStreet,Bao'anDistrict,Shenzhen,Guangdong,China Phonenumber:+86-0755-23146130 Faxnumber:+86-0755-23146130 1.2LaboratoryFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: FCC-DesignationNo.:CN1409 BTFTestingLab(Shenzhen)Co.,Ltd.hasbeenaccreditedasatestinglaboratorybyFCC(Federal CommunicationsCommission).ThetestfirmRegistrationNo.is695374. ISED–CABidentifier.:CN0135 The3mSemi-anechoicchamberofBTFTestingLab(Shenzhen)Co.,Ltd.hasbeenRegisteredby CertificationandEngineeringBureauofIndustryCanadaforradioequipmenttestingwithRegistration No.:27844. CNAS-RegistrationNo.:CNASL17568 BTFTestingLab(Shenzhen)Co.,Ltd.isaccreditedtoISO/IEC17025:2017GeneralRequirementsfor theCompetenceofTestingandCalibrationlaboratoriesforthecompetenceofte…

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ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 Appendix-BLE 1.DutyCycle 1.1TestResult 1.1.1Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) DutyCycle (%) DutyCycle CorrectionFactor(dB) Max.DC Variation(%) 1MSISO 24020.4160.62566.561.770.00 24400.4150.62566.401.780.00 24800.4160.62566.561.770.00 2MSISO 24020.2310.62536.964.320.00 24400.2310.62536.964.320.00 24800.2310.62536.964.320.00 ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 1.2TestGraph 1.2.1Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page4of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page5of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2.Bandwidth 2.1TestResult 2.1.1OBW Mode TX Type Frequency (MHz) ANT 99%OccupiedBandwidth(MHz) Verdict ResultLimit 1MSISO 240211.010/Pass 244011.010/Pass 248011.008/Pass 2MSISO 240211.985/Pass 244011.983/Pass 248011.983/Pass 2.1.26dBBW Mode TX Type Frequency (MHz) ANT 6dBBandwidth(MHz) Verdict ResultLimit 1MSISO 240210.668>=0.5Pass 244010.667>=0.5Pass 248010.665>=0.5Pass 2MSISO 240211.159>=0.5Pass 244011.163>=0.5Pass 248011.162>=0.5Pass ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page6of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2.2TestGraph 2.2.1OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page7of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page8of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page9of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2.2.26dBBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page10of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page11of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page12of38 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 3.MaximumConductedOutputPower 3.1TestResult 3.1.1Power Mode TX Type Frequency (MHz) MaximumPeakConductedOutputPower(dBm) Verdict ANT1Limit 1MSISO 24024.22<=30Pass 24405.12<=30Pass 24805.63<=30Pass 2MSISO 24024.22<=30Pass 24405.15<=30Pass 24805.70<=30Pass Note1:AntennaGain:Ant1:0.00dBi; ReportNumber:BTF260803R00702 Totalorpartialreproductionofthisdocumen…

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TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of32 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-0755-23146130http://www.btf-lab.comVersion:1/00 RFTestReport For Applicantname:ShenzhenHongshengwangTechnologyCo.,LTD Address: 9thFloor,BuildingA,XinerXinlongScienceandTechnologyPark, No.50,ShajingzhuangVillageRoad,Bao'anDistrict,Shenzhen, GuangdongProvince EUTname:SmartBracelet Brandname:N/A Modelnumber:TF37PRO Seriesmodelnumber:N/A FCCID:2BD94-TF37PRO IssuedBy Companyname:BTFTestingLab(Shenzhen)Co.,Ltd. Address: Plant101,201and301,Building1,Block2,TantouIndustrialPark, TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Reportnumber:BTF260803R00702 Teststandards:47CFRPart15.247 Testconclusion:Pass Dateofsamplereceipt:2026-08-03 Testdate: 2026-08-04to2026-08-12 Dateofissue:2026-08-19 Preparedby:Approvedby: Sean.He/Project engineer Ryan.CJ/EMCManager Note:Allthetestresultsinthisreportonlyrelatedtothetestingsamples.Whichcanbeduplicatedcompletelyforthelegalusewithapprovalof applicant;itshallnotbereproducedexceptinfullwithoutthewrittenapprovalofBTFTestingLab(Shenzhen)Co.,Ltd.,Alltheobjectionsshouldbe raisedwithinthirtydaysfromthedateofissue.Tovalidatethereport,youcancontactus. ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of32 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-0755-23146130http://www.btf-lab.comVersion:1/00 RevisionHistory VersionIssueDateRevisionsContent R_V02026-08-19Original Note: Oncetherevisionhasbeenmade,thenpreviousversionsreportsareinvalid. ReportNumber:BTF260803R00702 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of32 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-0755-23146130http://www.btf-lab.comVersion:1/00 TableofContents 1Introduction.........................................................................................................................................................4 1.1LaboratoryLocation....................................................................................................................................4 1.2LaboratoryFacility......................................................................................................................................4 1.3Announcement............................................................................................................................................4 2ProductInformation............................................................................................................................................5 2.1ApplicationInformation...............................................................................................................................5 2.2ManufacturerInformation...........................................................................................................................5 2.3FactoryInformation.....................................................................................................................................5 2.4GeneralDescriptionofEquipmentunderTest(EUT).................................................................................5 2.5TechnicalInformation..................................................................................................................................6 3SummaryofTestResults...................................................................................................................................7 3.1TestStandards............................................................................................................................................7 3.2UncertaintyofTest......................................................................................................................................7 3.3SummaryofTestResult..............................................................................................................................7 3.4Additionsto,deviations,orexclusionsfromthemethod............................................................................8 4TestConfiguration..............................................................................................................................................9 4.1TestEquipmentList....................................................................................................................................9 4.2TestAuxiliaryEquipment..........................................................................................................................10 4.3TestModes...............................................................................................................................................10 4.4TestChannelofEUT.................................................................................................................................10 4.5Testsoftware.............................................................................................................................................10 5EvaluationResults(Evaluation)......................................................................................................................11 5.1Antennarequirement.................................................................................................................................11 5.1.1Conclusion....................................................................................................................................11 6RadioSpectrumMatterTestResults(RF)....…

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AntennaSpecification # ModelName 2.4GFHSSANT Frequency 2400MHz2450MHz2500MHz Gain(dBi) -1.02dBi-0.45dBi0dBi MAX.Gain 0dBi Impedance 50Ω AntennaLength 25mm Antennatype MonopoleAntenna Manufacturer ShenzhenHongdeZhixinTechnologyCo.,Ltd. Building1,3rdFloor,No.47YangtaishanRoad,Guantian Community,ShiyanStreet,Bao'anDistrict,Shenzhen # # AntennaPhoto&Length(mm) XOZ YOZ XOY #

FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page1of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 AppendixITestSetupPhotos ConductedEmissionatACpowerline Emissionsinfrequencybands(below1GHz) FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page2of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 Emissionsinfrequencybands(above1GHz) Emissionsinfrequencybands(18-40GHz) FCCID:2BD94-TF37PROReportNumber:BTF260803R00701 TotalorpartialreproductionofthisdocumentwithoutpermissionoftheLaboratoryisnotallowed.Page3of3 BTFTestingLab(Shenzhen)Co.,Ltd. Plant101,201and301,Building1,Block2,TantouIndustrialPark,TantouCommunity,SonggangStreet,Bao'anDistrict,Shenzhen, Guangdong,China Email:[email protected]:+86-755-23146130http://www.btf-lab.comVersion:1/00 RFTEST