2BXIH-C68LSmart watch

Rev1/26/2023 ShenzhenZhiHuiJuTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:8-12-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BXIH-C68L ShenzhenZhiHuiJuTechnologyCo.,Ltd.certifiesthattheequipmentforwhichauthorizationissoughtis not“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903 oftheFCCrules. ShenzhenZhiHuiJuTechnologyCo.,Ltd.certifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.orany ofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) (Applicantprintedname):kellytsai Rev1/26/2023 ShenzhenZhiHuiJuTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:8-12-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BXIH-C68L ShenzhenZhiHuiJuTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname):kellytsai

ShenzhenZhiHuiJuTechnologyCo.,Ltd. RoomA315,BlockA,HuafengInternationalRobotIndustrialPark,GushuXixiang,Baoan District,Shenzhen,China U.S.AgentLetterofAttestation To:FederalCommunicationsCommission 7435OaklandMillsRoad,Columbia,MD21046,USA Date:Aug.11,2026 Ref:AttestationStatement–Part2.911(d)(7)filing FCCID:2BXIH-C68L ShenzhenZhiHuiJuTechnologyCo.,Ltd.(“theapplicant”)certifiesthat,asofthedateofthefilingof theapplication,[LOBOSIOWAINC](“theagent”)isourdesignatedU.S.agentforserviceof processfortheabovereferenceFCCID.Theapplicantacceptstomaintainanagentforserviceof processintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,orthe conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingtheequipment, whicheverislater.TheapplicantfurtheracknowledgesitisourresponsibilitytoinformtheFCC whenevertheagentinformationchanges. [LOBOSIOWAINC]("theagent)understanditistheagent'sobligationtoacceptserviceofprocess intheUnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddress. DesignatedU.S.Agent CompanyName:LOBOSIOWAINC FRN:0036413961 Address:4623BittercreekDrColoradoSpringsco 80922Us Signature: ContactPerson:HarleyLi Tel: (818)818-0538 Email:[email protected] Applicant CompanyName:ShenzhenZhiHuiJuTechnologyCo.,Ltd. FRN:0038735031 Address: RoomA315,BlockA,HuafengInternational RobotIndustrialPark,GushuXixiang,Baoan District,Shenzhen,China Signature: ContactPerson:kellytsai Tel: 18026996802 Email:[email protected]

ShenzhenZhiHuiJuTechnologyCo.,Ltd. Date：8-12-2026 ProductModelNumber:C68L FCCID:2BXIH-C68L Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By:kellytsai ContactListedonFCCWesbite Title:Manager Email:[email protected] Telephone:18026996802 Onbehalfof:ShenzhenZhiHuiJuTechnologyCo.,Ltd.

ShenzhenZhiHuiJuTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August19,2026 Subject;RequestforConfidentiality FCCID:2BXIH-C68L 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:kellytsai Title: Manager

Page1of4FCS202607227 Externalphotos Photo1 Photo2 Page2of4FCS202607227 Photo3 Photo4 Page3of4FCS202607227 Photo5 Photo6 Page4of4FCS202607227 Photo7 Photo8

LabelandLabelLocation FCCID:2BXIH-C68L L*W:2cm*1cm labelandwhitefont

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No.FCS202607227 FCCRFExposure EUTDescription:Smartwatch ModelNo.:C68L FCCID:2BXIH-C68L Equipmenttype:portabledevice AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093,Unlessspecifically requiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-g extremitySARevaluationforgeneralpopulationexposureconditions,bymeasurement ornumenicasimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholocondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances<50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: f(GHz)istheRFcharneltransmitfrequencyinGHzTheresultisroundedtoonedecimalplacefor comparison [(max.powerofchannel,includingtune-upfolerance,mW)/(mintestseparation distancemm)](viGHz)]<3.0for1-gSAR,ands7.5for10-gextremitySAR,where PoweranddistanceareroundedtothenearestmWandmmbeforecalculation LimitsforMaximumPermissibleExposure(MPE) BLE Frequency(MHz) Output power(dBm) Max tune- up(mW) Antenna Gain(dBi) Min. distance(mm) Calc. thresholds LimitResult 2402 2.20 1.65960.0850.51443.0000Pass 2440 2.68 1.85350.0850.57913.0000Pass 2480 2.40 1.73780.0850.54733.0000Pass Conclusion:NoSARisrequired

FCCTestReport ReportNo:FCS202607227W01 Issuedfor Applicant: ShenzhenZhiHuiJuTechnologyCo.,Ltd. Address: RoomA315,BlockA,HuafengInternationalRobotIndustrial Park,GushuXixiang,BaoanDistrict,Shenzhen,China ProductName: Smartwatch BrandName: N/A ModelName: C68L SeriesModel: N/A FCCID: 2BXIH-C68L IssuedBy:FluxComplianceServiceLaboratory Add:Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-Tech Industrial,SongshanlakeDongguan Tel:0769-27280901Fax:0769-27280901http://www.FCS-lab.com Page 2 of38ReportNo.:FCS202607227W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:0769-27280901Fax:0769-27280901http://www.FCS-lab.com TESTRESULTCERTIFICATION Applicant’sName ...................... : ShenzhenZhiHuiJuTechnologyCo.,Ltd. Address......................................: RoomA315,BlockA,HuafengInternationalRobotIndustrialPark, GushuXixiang,BaoanDistrict,Shenzhen,China Manufacture'sName ................ : ShenzhenZhiHuiJuTechnologyCo.,Ltd. Address......................................: RoomA315,BlockA,HuafengInternationalRobotIndustrialPark, GushuXixiang,BaoanDistrict,Shenzhen,China ProductDescription ProductName ........................... : Smartwatch BrandName...............................: N/A ModelName..............................: C68L SeriesModel..............................: Seethefirstpageofthereport TestStandards .......................... :FCCRulesandRegulationsPart15SubpartC,Section247 TestProcedure..........................: ANSIC63.10-2020+Cor.1-2023+C63.10a-2024+Erratato C63.10a-2024 ThisdevicedescribedabovehasbeentestedbyFluxComplianceServiceLaboratory,thetestresults showthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditis applicableonlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofFluxCompliance ServiceLaboratory,thisdocumentmaybealteredorrevisedbyFluxComplianceServiceLaboratory, personalonly,andshallbenotedintherevisionofthedocument.. DateofTest ................................... : Date(s)ofperformanceoftests.:July16,2026~July23,2026 DateofIssue ................................. :July23,2026 TestResult ..................................... :Pass Testedby: (orangeOuYang) Reviewedby : (Jayden) Approvedby: ( JackWang ) Page 3 of38ReportNo.:FCS202607227W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:0769-27280901Fax:0769-27280901http://www.FCS-lab.com TableofContentsPage 1.SUMMARYOFTESTRESULTS..............................................................................................6 1.1TESTFACTORY................................................................................................................7 1.2MEASUREMENTUNCERTAINTY.....................................................................................7 2.GENERALINFORMATION.......................................................................................................8 2.1GENERALDESCRIPTIONOFTHEEUT..........................................................................8 2.2BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED.............10 2.3DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS.................11 2.4EQUIPMENTSLIST.........................................................................................................12 3.CONDUCTEDEMISSIONMEASUREMENT.........................................................................13 4.6DBBANDWIDTH..................................................................................................................17 4.1Limit..................................................................................................................................17 4.2TestProcedure.................................................................................................................17 4.3Testsetup.........................................................................................................................17 4.4Testresults.......................................................................................................................17 4.5OriginalTestData.............................................................................................................18 5.CONDUCTEDOUTPUTPOWER...........................................................................................22 5.1LIMIT................................................................................................................................22 5.2TESTPROCEDURE........................................................................................................22 5.3TESTSETUP...................................................................................................................22 5.5TESTRESULTS...............................................................................................................22 6.BANDEDGEANDSPURIOUS(CONDUCTED)....................................................................23 6.1LIMIT................................................................................................................................23 6.2TESTPROCEDURE........................................................................................................23 6.3TESTSETUP...................................................................................................................23 6.4TESTRESULTS...............................................................................................................24 6.5Originaltestdata..............................................................................................................24 7.POWERSPECTRALDENSITY..............................................................................................26 7.1LIMIT................................................................................................................................26 7.2TESTP…

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Shenzhen 3Good Wireless Communication Co., Ltd Infomation Manufacturer Shenzhen Trusang technology Co.,LTD address Room 501, Jinfulai Comprehensive Building, No.49 ‑ 1 Dabao Road, Dalang Community, Xin'an Sub‑district, Bao'an District, Shenzhen, Guangdong Province, P.R.China Antenna dimensions 0.55mmX21.5MM Model Name C68L Date2023-5-23 Designer luo yong feng Serial Number/ESN/IMEIN/A Band BT Matching Circuit ElementMAINGPS/WiFi/BT DIV E1(0402)NCN/AN/A E2(0402)6.8PFN/AN/A E3(0402)N/AN/AN/A E4(0402)1.1NHN/AN/A Antenna type Copper wire monopole antenna BandChannelTRPTIS BT L 2.78 M 2.11 H 2.05-88.79 SWR Gain&Efficiency frequency (MHz) gain (dBi) efficiency 2400-0.21 19.51% 2410-0.10 19.35% 2420-0.02 21.88% 2430-0.18 20.46% 2440-0.19 19.70% 24500.07 22.82% 2460-0.11 21.32% 2470-0.18 20.87% 24800.08 22.99% 2490-0.21 18.62% 2500-0.15 21.02% Gain&Efficiency Apple picture frequency (MHz) gain (dBi) mingain (dBi) CP Gain (dBi) CO Gain (dBi) efficiency (dB) efficiency (%) 2400-0.21-20.21-20.21-0.3-7.119.51 2410-0.1-20.1-20.1-0.2-7.1319.35 2420-0.02-20.02-20.02-0.1-6.621.88 2430-0.18-20.18-20.18-0.2-6.8920.46 2440-0.19-20.19-20.19-0.3-7.0619.70 24500.07-19.93-19.930-6.4222.82 2460-0.11-20.11-20.110.2-6.7121.32 2470-0.18-20.18-20.18-0.2-6.80 20.87 24800.08 -19.92 -19.920-6.3822.99 2490-0.21-20.21-20.21-0.03-7.30 18.62 2500-0.15 -20.15 -20.15-0.2-6.7721.02 pattern

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