2BTHA-102379REMOTE CONTROL HEATING VIBRATING SHOULDER WRAP

Rev1/26/2023 (DongguanXilijianTechnologyCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025-12-15 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BTHA-102379 (DongguanXilijianTechnologyCo.,Ltd.)certifiesthattheequipmentforwhichauthorizationissought isnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules. (DongguanXilijianTechnologyCo.,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, (ChangxiHu) Rev1/26/2023 (DongguanXilijianTechnologyCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025-12-15 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BTHA-102379 (DongguanXilijianTechnologyCo.,Ltd.)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, (ChangxiHu)

Productspecification Customer name Product name Product item Sample delivery date Frequency Range(MHz) 431- 436 Band Width(MHz)5 Impedance(Ω ） 50 Return Loss（dB） Gain(dBi) MAX PolarizaonLinear Vercal Antenna MaterialPCB Operang Temp（°C） -30~70 Storage Temp（°C ） -40~85 2. Product picture 102379 Dongguan Xilijian Technology Co., Ltd. Room 401, Building A, Xiangli Industrial Park, No. 97 Roman Road, Qingxi Town, Dongguan City 2dBi -15.4 1.Technical indicatorsof products Antenna model RexPCB_JF-06 ManufacturerRexense 3.ReturnLoss 4.VSWR m1 433.92MHz -15.5611 m2 432.1MHz -9.848 m3 434.6MHz -10.1681 433434435436437438432431430429 428 433434435436437438432431430429 428 m1 433.92MHz 1.9196 m2 432.1MHz 1.6651 m3 434.6MHz 1.4134 ANT db: 433MHz 2dbi 432MHz 1dbi 431MHz 0dbi 430MHz 0dbi 434MHz 1dbi 435MHz 0dbi 436MHz 0dbi 5. Three-dimensional coordinates 6.3Dgainpaern 7.E，hplan

DongguanXilijianTechnologyCo.,Ltd. Date：2025-12-15 ProductModelNumber:102379,102379A,102379B,102379C,102379D, 102379E,102379F,102379G,102379H,102379J FCCID：2BTHA-102379 Towhomitmayconcern Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:Generalmanager Email:[email protected] Telephone:+86-18688403866 Onbehalfof:DongguanXilijianTechnologyCo.,Ltd.

DongguanXilijianTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:December11,2025 Subject;RequestforConfidentiality FCCID:2BTHA-102379 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:ChangxiHu Title:Generalmanager

DongguanXilijianTechnologyCo.,Ltd. ProductSimilarityDeclaration Productname:REMOTECONTROLHEATINGVIBRATINGSHOULDER WRAP Modelname:102379,102379A,102379B,102379C,102379D, 102379E,102379F,102379G,102379H,102379J FCCID:2BTHA-102379 We(DongguanXilijianTechnologyCo.,Ltd.)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout, RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),theonly differenceisthemodelnameddifferent. Signature: Name:ChangxiHu Title:Generalmanager Place:Room401,BuildingA,XiangliIndustrialPark,No.97RomanRoad,QingxiTown, DongguanCity Date:2025-12-15

Size:40*25mm REMOTECONTROLHEATINGVIBRATINGSHOULDERWRAP ModelNo. ： 102379 FCCID:2BTHA-102379

Page 1 of3 MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01RF RFTESTREPORT ReportReferenceNo. ....................... :MAX25090010P01-R01RF FCCID.................................................:2BTHA-102379 Compiledby (position+printedname+signature) .. : Engineer/CindyZheng Supervisedby (position+printedname+signature)..: Manager/HaleyWen Approvedby (position+printedname+signature) .. : RFManager/VivianJiang Dateofissue.........................................:October21,2025 TestingLaboratoryName...............: MAXLABTestingCo.,Ltd. Address ................................................. : 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname...............................: DongguanXilijianTechnologyCo.,Ltd. Address ................................................. : Room401,BuildingA,XiangliIndustrialPark,No.97RomanRoad, QingxiTown,DongguanCity Testspecification..............................: Standard................................................: FCCPart15.231 KDB447498D01V06 ANSIC95.1-2019 FCC§1.1310 MAXLABTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe MAXLABTestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.MAXLABTesting Co.,Ltd.takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader's interpretationofthereproducedmaterialduetoitsplacementandcontext. Testitemdescription ........................ :REMOTECONTROLHEATINGVIBRATINGSHOULDERWRAP TradeMark ............................................ :N/A Manufacturer ......................................... :DongguanXilijianTechnologyCo.,Ltd. Model/Typereference.........................:102379 ListedModels ...................................... : 102379A,102379B,102379C,102379D,102379E,102379F, 102379G,102379H,102379J Ratings ................................................... :ASK Modulation ........................................... :433.92MHz Frequency .............................................. DC3.7VfrombatteryorDC5.0VfromUSBPort Result.....................................................:PASS Page 2 of3 MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01RF RFExposureEvaluation 1.ThecorrespondingSARExclusionThresholdcondition,listedbelow: 1)The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparationdistances≤50 mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)].[Vf(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,16where ➢f(GHz)istheRFchanneltransmitfrequencyinGHz ➢PoweranddistanceareroundedtothenearestmWandmmbeforecalculation ➢Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmisappliedtodetermineSARtestexclusion. 2)At100MHzto6GHzandfortestseparationdistances>50mm,theSARtestexclusionthresholdis determinedaccordingtothefollowing: a)[Thresholdat50mminstep1)+(testseparationdistance-50mm):(f(MHz)/150)]mW,at100MHz to1500MHz b)[Thresholdat50mminstep1)+(testseparationdistance-50mm)-10]mWat>1500MHzand≤ 6GHz 3)Atfrequenciesbelow100MHz,thefollowingmaybeconsideredforSARtestexclusion. a)Thethresholdatthecorrespondingtestseparationdistanceat100MHzinstep2)ismultipliedby [1+log(100/f(MHz))]fortestseparationdistances>50mmand<200mm. b)Thethresholddeterminedbytheequationina)for50mmand100MHzismultipliedby/2fortest separationdistances≤50mm. c)SARmeasurementproceduresarenotestablishedbelow100MHz.WhenSARtestexclusioncannot beapplied,aKDBinquiryisrequiredtodetermineSARevaluationrequirementsforanytestresultstobe acceptable. 2.CLASSIFICATION Theantennaofthisproduct,undernormalusecondition,isatlessthan20cmawayfromthebodyofthe user.So,thisdeviceisclassifiedasPortableDevice. EUTSpecification Antennatype:PCBantenna Antennagain(Max)2.0dBi EvaluationappliedMPEEvaluation SAREvaluation Page 3 of3 MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01RF 3.SARTESTEXCLUSIONTHRESHOLDS ThemeasuredconductedPKPower Mode Frequency(MHz)Fieldstrength(dBuV/m@3) EIRP(dBm) TX433.9270.06-29.90 Note: EIRP=E Meas +20log(d Meas )-109.5 EIRPistheequivalentisotropicallyradiatedpower,indBm E Meas isthefieldstrengthoftheemissionatthemeasurementdistance,indBuV/m d Meas isthemeasurementdistance,inm EIRP=E+20log(d)-109.5 ThetunedconductedPKPower(declaredbyclient) Mode Frequency(MHz)TargetPower (dBm) Tolerance ±(dBm) TX433.92-29.901 Frequency (MHz) Minimum Separation distance(mm) RFOutputpowerResultLimit for1-g SAR Verdict (dBm)(mW) 433.925-280.001580.0002093.0 Exempt from SAR Remark: 1.Outputpowerincludingtuneuptolerance; 2.Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmaccordingtof)insection4.1 isappliedtodetermineSARtestexclusion. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparationdistances≤50 mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f(GHz)] ThetestResultislessthan3.0for1-gSARand≤7.5for10-gextremitySAR. Conclusion ThereforethisdevicecomplieswithFCC'sRFradiationexposurelimitsforgeneralpopulationwithout SARevaluation.

MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01 Page 1 of25 FCCPART15SUBPARTCTESTREPORT FCCPART15.231 ReportReferenceNo........................:MAX25090010P01-R01 FCCID.................................................:2BTHA-102379 Compiledby (position+printedname+signature)..: Engineer/CindyZheng Supervisedby (position+printedname+signature) .. : Manager/HaleyWen Approvedby (position+printedname+signature)..: RFManager/VivianJiang Dateofissue ......................................... :October21,2025 TestingLaboratoryName .............. : MAXLABTestingCo.,Ltd. Address.................................................: 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname ............................... : DongguanXilijianTechnologyCo.,Ltd. Address.................................................: Room401,BuildingA,XiangliIndustrialPark,No.97RomanRoad, QingxiTown,DongguanCity Testspecification .............................. : Standard ................................................ :FCCPart15.231 MAXLABTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe MAXLABTestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.MAXLAB TestingCo.,Ltd.takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthe reader'sinterpretationofthereproducedmaterialduetoitsplacementandcontext. Testitemdescription........................:REMOTECONTROLHEATINGVIBRATINGSHOULDERWRAP TradeMark............................................:N/A Manufacturer ......................................... :DongguanXilijianTechnologyCo.,Ltd. Model/Typereference ......................... :102379 ListedModels......................................: 102379A,102379B,102379C,102379D,102379E,102379F, 102379G,102379H,102379J Ratings...................................................:ASK Modulation...........................................:433.92MHz Ratings ................................................... :DC3.7VfrombatteryorDC5.0VfromUSBPort Result ..................................................... :PASS MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01 Page 2 of25 TESTREPORT Equipmentunder Test : REMOTECONTROLHEATINGVIBRATINGSHOULDERWRAP Model/Type: 102379 ListedModels :102379A,102379B,102379C,102379D,102379E,102379F,102379G, 102379H,102379J ModelDeclaration :Allthemodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign,samemechanicalstructureanddesign, theonlydifferenceisthemodelnameddifferent. Applicant: DongguanXilijianTechnologyCo.,Ltd. Address: Room401,BuildingA,XiangliIndustrialPark,No.97RomanRoad, QingxiTown,DongguanCity Manufacturer: DongguanXilijianTechnologyCo.,Ltd. Address: Room401,BuildingA,XiangliIndustrialPark,No.97RomanRoad, QingxiTown,DongguanCity TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. MAXLABTestingCo.,Ltd.ReportNo.:MAX25090010P01-R01 Page 3 of25 Contents 1TESTSTANDARDS..............................................................................................................................4 2SUMMARY.................................................................................................................................................5 2.1GeneralRemarks..........................................................................................................................................5 2.2ProductDescription.....................................................................................................................................5 2.3EquipmentUnderTest.................................................................................................................................5 2.4ShortdescriptionoftheEquipmentunderTest(EUT).............................................................................5 2.5BlockDiagramofTestSetup.......................................................................................................................5 2.6SpecialAccessories.....................................................................................................................................6 2.7RelatedSubmittal(s)/Grant(s)...................................................................................................................6 2.8Modifications.................................................................................................................................................6 3TESTENVIRONMENT........................................................................................................................7 3.1Addressofthetestlaboratory....................................................................................................................7 3.2TestFacility...................................................................................................................................................7 3.3Environmentalconditions............................................................................................................................7 3.4Summaryofmeasurementresults..............................................................................................................8 3.5Statementofthemeasurementuncertainty..............................................................................................8 3.6EquipmentsUsedduringtheTest..............................................................................................................9 4TESTCONDITIONSANDRESULTS.......................................................................................11 4.1ACPowerConductedEmission................................................................................................................11 4.2RadiatedEmission.......................................................................................................................…

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FCCID：2BTHA-102379 FCCID：2BTHA-102379