2BH8K-QJB-01Music boxing target

(YongkangYourunindustry&tradeCo.,LTD) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2024-8-26 FCCID:2BH8K-QJB-01 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing (YongkangYourunindustry&tradeCo.,LTD)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing (YongkangYourunindustry&tradeCo.,LTD)certifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. Applicant:YongkangYourunindustry&tradeCo.,LTD Address:No.2,YanxiRoad,ShijiangVillage,XixiTown,YongkangCity,JinhuaCity,Zhejiang Province 2024-8-26 ContactPerson:LvHao Tel.:13867993888 Email:[email protected] Sincerely, Signature:

YongkangYourunindustry&tradeCo.,LTD * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 8/26/2024 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 ATTN.:ReviewingEngineer FCCID:2BH8K-QJB-01 FRN:0035793314 Persection2.911(d)(7)oftheFCCrules, ApplicantSigned ( Yongkang Yourun industry & trade Co.,LTD ) certifies that the equipment for which authorization is sought is designated to thefollowing U.S. agent* for service of process: Federal Registration Number (FRN):0033701590 Company Name: UUX GROUP INC Physical U.S. Company Address: 36 South 18th Avenue, Suite A Brighton, CO USA 80601 County: Adams Agent name: Jack Fu Agent phone ： (213) 375-3998 Agent Email Address: [email protected] The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. :AgentSigned(ifdifferenttoApplicant): Signed:Signed: Printedname:LvHaoPrintedname:JackFu Title: generalmanager Title:Manager CompanyName:Yongkang Yourunindustry&tradeCo.,LTDCompanyName:UUXGROUPINC Date:8/26/2024Date:8/26/2024

2.4G-2.48G频段板载PIFA天线测试报告 SPECIFICATIONS Frequency（MHz） 2400-2480 Peak Gain（dBi） 2.499 Average Gain（dBi） ＞-4 VSWR ＜3.2 Impedance（Ω） 50Ω Antenna Type Plannar Inverted F Antenna on board Polarization Linear 测试环境：中科国技暗室测试系统 Z X Y Suichuan Xincheng Ruijia Electronics Co., LTD East Industrial Park, Suichuan County, Ji 'an City, Jiangxi Province 天线实物 及物理尺寸 天线无源S参数： 驻波比（VSWR）、回波损耗（Return Loss）及史密斯圆图 天线效率及增益 Frequency（MHz） Gain（dBi） Effciency（%） AverageGain（dBi） Efficiency（dB） 2400 1.433 59.329% -2.717 -2.267 2410 0.927 51.861% -3.416 -2.852 2420 0.829 52.112% -3.166 -2.831 2430 0.881 49.299% -3.258 -3.072 2440 1.192 50.672% -3.144 -2.952 2450 1.688 53.067% -2.735 -2.752 2460 2.194 59.423% -2.276 -2.260 2470 2.118 56.680% -2.438 -2.466 2480 2.499 61.727% -2.112 -2.095 Average 1.529 54.908% -2.806 -2.616 Peak 2.499 61.727% -2.112 -2.095 天线2440MHz 2D-Theta Pattern 天线2440MHz 2D-Phi Pattern 天线2440MHz 3D-Horizontal Pattern 天线2440MHz 3D-Vertical Pattern 2440MHz 3D-Total Pattern

YongkangYourunindustry&tradeCo.,LTD Date：2024-8-26 ProductModelNumber:QJB-01,RT001 FCCID：2BH8K-QJB-01 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:generalmanager Email:[email protected] Telephone:13867993888 Onbehalfof:YongkangYourunindustry&tradeCo.,LTD

YongkangYourunindustry&tradeCo.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August26,2024 Subject;RequestforConfidentiality FCCID:2BH8K-QJB-01 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:LvHao Title:generalmanager

YongkangYourunindustry&tradeCo.,LTD ProductSimilarityDeclaration Productname:Musicboxingtarget Modelname:QJB-01,RT001 FCCID:2BH8K-QJB-01 WeYongkangYourunindustry&tradeCo.,LTD)herebystate thatallthemodelsareelectricalidenticalincludingthesame softwareparameterandhardwaredesign(i.e.,circuitdesign,PCB Layout,RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),theonly differenceisthemodelnameddifferent. Signature: Name:LvHao Title:generalmanager Place,date:No.2,YanxiRoad,ShijiangVillage,XixiTown,YongkangCity,JinhuaCity, ZhejiangProvince 2024-8-26

size: 40mm*20mm

FCCID:2BH8K-QJB-01 RFEXPOSUREEVALUATIONMETHOD AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Unlessspecificallyrequiredbythe publishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluation forgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhen thecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f (GHz) ] ≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiation asspecifiedin§1.1307(b) EUTSpecification EUT Openstyleaudioheadphones Frequencyband (Operating) WLAN:2.412GHz~2.462GHz WLAN:5.150GHz~5.250GHz WLAN:5.725GHz~5.850GHz OthersBT:2402-2480MHz DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others ExposureclassificationOccupational/Controlledexposure(S=5mW/cm2) GeneralPopulation/Uncontrolledexposure (S=1mW/cm 2 ) AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Max.outputpower-2.124dBm(0.00061W) Antennagain(Max)2.499dBi EvaluationappliedMPEEvaluation SAREvaluation FCCID:2BH8K-QJB-01 RFEXPOSUREEVALUATIONMETHOD SARTestExclusionThresholdsfor100MHz – 6GHzand ≤ 50mm ApproximateSARTestExclusionPowerThresholdsatSelectedFrequenciesandTestSeparation DistancesareillustratedinthefollowingTable. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)] · [ √ f(GHz)] ≤ 3.0for1-gSARand ≤ 7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50 mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtest exclusion. FCCID:2BH8K-QJB-01 Maximummeasuredtransmitterpower. BLE Operating Mode Freque ncy Measur ed Power max. power Antenna Gain min.test separation distance [√f(GHz)] ResultLimit (MHz)(dBm)(mW)(dBi)(mm) GFSK 2402-2.6580.542.49951.5500.29883 2440-2.4250.572.49951.5620.31783 2480-2.1240.612.49951.5750.34343 Remark:Thebestcasegainoftheantennais2.499dBi. 2.499dBilogarithmictermsconverttonumericresultisnearly1.78 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattest separationdistances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)] ThetestResultislessthan3.0for1-gSARand≤7.5for10-gextremitySAR. Conclusion:NoSARisrequired.

BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 1 of31 FCCPART15SUBPARTCTESTREPORT FCCPART15.247 ReportReferenceNo........................: FCCID.................................................: BSL24080034P01-R01 2BH8K-QJB-01 Compiledby (position+printedname+signature) .. : Engineer/CindyZheng Supervisedby (position+printedname+signature)..: Manager/HaleyWen Approvedby (position+printedname+signature)..: RFManager/VivianJiang Dateofissue.........................................:August19,2024 TestingLaboratoryName................: BSLTestingCo.,Ltd. Address ................................................. : 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname...............................: YongkangYourunindustry&tradeCo.,LTD Address ................................................. : No.2,YanxiRoad,ShijiangVillage,XixiTown,YongkangCity,JinhuaCity, ZhejiangProvince Testspecification .............................. : Standard ................................................ : FCCPart15.247 BSLTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongastheBSL TestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.BSLTestingCo.,Ltd. takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader'sinterpretation ofthereproducedmaterialduetoitsplacementandcontext. Equipmentdescription ..................... : Musicboxingtarget TradeMark............................................: N/A Manufacturer ......................................... :YongkangYourunindustry&tradeCo.,LTD Model/Typereference.........................:QJB-01 ListedModels......................................: RT001 Modulation...........................................:GFSK Frequency .............................................. From2402MHzto2480MHz Rating ..................................................... :DC3.7VFromBatteryorDC5VbyUSBport Result.....................................................:PASS BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 2 of31 TESTREPORT EquipmentunderTest:Musicboxingtarget Model/Type:QJB-01 ListedModels:RT001 ModelDeclaration:Allthemodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign,samemechanicalstructureand design,theonlydifferenceisthemodelnameddifferent. Applicant : YongkangYourunindustry&tradeCo.,LTD Address: No.2,YanxiRoad,ShijiangVillage,XixiTown,YongkangCity,JinhuaCity, ZhejiangProvince Manufacturer : YongkangYourunindustry&tradeCo.,LTD Address: No.2,YanxiRoad,ShijiangVillage,XixiTown,YongkangCity,JinhuaCity, ZhejiangProvince TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 3 of31 Contents 1TESTSTANDARDS...................................................................................................................4 2SUMMARY......................................................................................................................................5 2.1GeneralRemarks5 2.2ProductDescription5 2.3EquipmentUnderTest5 2.4ShortdescriptionoftheEquipmentunderTest(EUT)5 2.5EUToperationmode6 2.6BlockDiagramofTestSetup6 2.7RelatedSubmittal(s)/Grant(s)6 2.8Modifications6 3TESTENVIRONMENT.............................................................................................................7 3.1Addressofthetestlaboratory7 3.2TestFacility7 3.3Environmentalconditions7 3.4Summaryofmeasurementresults8 3.5Statementofthemeasurementuncertainty8 3.6EquipmentsUsedduringtheTest9 4TESTCONDITIONSANDRESULTS............................................................................11 4.1ACPowerConductedEmission11 4.2RadiatedEmissionsandBandEdge14 4.3MaximumPeakOutputPower21 4.4PowerSpectralDensity22 4.56dBBandwidth24 4.6Out-of-bandEmissions26 4.7AntennaRequirement29 5TESTSETUPPHOTOSOFTHEEUT..........................................................................30 6PHOTOSOFTHEEUT.........................................................................................................31 BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 4 of31 1TESTSTANDARDS Thetestswereperformedaccordingtofollowingstandards: FCCRulesPart15.247:FrequencyHopping,DirectSpreadSpectrumandHybridSystemsthatarein operationwithinthebandsof902-928MHz,2400-2483.5MHz,and5725-5850MHz. ANSIC63.10-2013:AmericanNationalStandardforTestingUnlicensedWirelessDevices KDB558074D01V05r02:GuidanceforPerformingComplianceMeasurementsonDigitalTransmission Systems(DTS)OperatingUnder§15.247 BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 5 of31 2SUMMARY 2.1GeneralRemarks Dateofreceiptoftestsample:August8,2024 Testingcommencedon:August8,2024 Testingconcludedon: August19,2024 2.2ProductDescription ProductDescription:Musicboxingtarget Model/Typereference:QJB-01 Powersupply:DC3.7VFromBatteryorDC5VbyUSBport HardwareVersion:V1.1 SoftwareVersion:V1.2 Adapterinformation (Auxiliarytestsuppliedby testingLab） Model:EP-TA20CBC Input:AC100-240V50/60Hz Output:DC5V2A FirmwareVersion:EPTA5.14.2 Manufacture:HuizhouDongyangYienbiElectronicsCo.,Ltd TestingsampleID： BSL24080034P01-R01-1#(Engineersample), BSL24080034P01-R01-2#(Normalsample) BluetoothBLE Supportedtype:BluetoothlowEnergy Modulation:GFSK Operationfrequency: 2402MHzto2480MHz Channelnumber:40 Channelseparation: 2MHz Antennatype: PCBantenna Antennagain: 2.499dBi 2.3EquipmentUnderTest Powersupplysystemutilised Powersupplyvoltage: ○ 230V/50Hz ○ 120V/60Hz ○ 12VDC ○ 24VDC ● Other(specifiedinblankbelow) DC3.7VfrombatteryorDC5.0VfromUSBPort 2.4ShortdescriptionoftheEquipmentunderTest(EUT) ThisisaMusicboxingtarget. Formoredetails,refertotheuser’smanualoftheEUT. BSLTestingCo.,Ltd.ReportNo.:BSL24080034P01-R01 Page 6 of31 2.5EUToperationmode TheApplicantprovidescommunicationtoolssoftware(Engineermode)tocontroltheEUTforstayingin continuoustransmitting(DutyCyc…

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FCCID：2BH8K-QJB-01 FCCID：2BH8K-QJB-01