2BENG-MP019Multifunctional Music Player

Rev1/26/2023 (JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:06-05-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BENG-MP019 JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.certifiesthattheequipmentforwhichauthorizationis soughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.certifiesthattheequipmentforwhichauthorizationis soughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc. oranyofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyof itssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB 986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, LindaBai/Manager JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Rev1/26/2023 (JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:06-05-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BENG-MP019 JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, LindaBai/Manager JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.

JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:2026-06-11 SUBJECT:FCCID:2BENG-MP019 ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomply withthelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCCRules,and willapplytheSupplier'sDeclarationofConformityproceduretotheclassB computerperipheralportionofthiscompositedevice.IunderstandthefollowingFCC requirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshow compliancewiththeFCCtechnicalregulationsbyarecognizedaccreditedtesting laboratory.ThetestinglaboratorymustbeaccreditedbyaCommissionapproved accreditationbodyordesignatedunderthetermsofagovernment-to-government MutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCC Webpage:https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe "accredited"optiontosearchforFCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier's DeclarationofConformity,whichmustbesuppliedwitheachproductsold.The SDoCcomplianceinfoshallbeincludedintheUser’sManualorasaseparate sheet.Theinfomustcontainthename,address,andphonenumberofthe responsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductis importedtheImporter. Regards, JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. ------------------------------- LindaBai/Manager2026-06-11

ContactPhone:(770)539-1937

(JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.) FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationof FCCID:2BENG-MP019 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockDiagram,Schematics, OperationalDescription BlockDiagram.pdf,Schematics.pdf, OperationDescription.pdf Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,wealsorequest temporaryconfidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow: Short-termconfidentialityrequested:180days ExhibitTypeFileName InternalPhotos,TestSetupPhotos, UserManual,ExternalPhotos InternalPhotos.pdf,TestSetupPhotos.pdf, UserManual.pdf,ExternalPhotos.pdf Sincerely, LindaBai/Manager2026.06.05 JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.

JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Modeldifferencesdeclarationletter Modellist:MP019-2UQSW-xx MP019-2UQSW-xxandMP019(A)-2UQSW-xxrepresenttwodifferentseriesofmodels.(A) indicatestouchbuttons,whilewithout(A)indicatesrotarybuttons.Thexxinthemodelnumber representsthesequencecode(00-99),whichisonlyusedtodistinguishtheappearancecolor LindaBai/Manager JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. No.6,XiajiaRoad,HenglinTown,EconomicDevelopmentZone,Changzhou,Jiangsu,China

(JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:05-06-2026 SUBJECT:FCCApplicationforFCCID:2BENG-MP019 ToWhomItMayConcern: We,theundersigned,herebyauthorizeTonyWeiatEMTEK(NINGBO)CO.,LTD.onour behalf,toapplytotheFederalCommunicationsCommissiononourequipment.Anyand allactscarriedoutbyEMTEK(NINGBO)CO.,LTD.onourbehalfshallhavethesame effectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, LindaBai/Manager JIANGSUMULININTELLIGENCEELECTRICCO.,LTD.

FCCID:2BENG-MP019 RFEXPOSUREEVALUATION AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbe usedtoevaluatetheenvironmentimpactofhumanexposuretoradio frequency(RF)Radiationasspecifiedin§1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500- 100000 ----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500- 100000 ----130 11.1Friistransmissionformula:Pd=(Pout*G)\(4*pi*R 2 ) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=Numericgainoftheantennarelativetoisotropicantenna Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm 2 ,Ifweknowthemaximumgainofthendtotal powerinputtotheantenna,throughthecalculation,wewillknowthedistance wheretheMPElimitisreached. RFExposureInformation:Theradiatedoutputpowerofthisdevicemeetsthe limitsofFCC/ICradiofrequencyexposurelimits.Thisdeviceshouldbe operatedwithaminimumseparationdistanceof20cm(8inches)betweenthe equipmentandaperson'sbody. 11.2MeasurementResult Antennagain:2.499dBi; R=20cm BT OperationFrequency:2402MHz-2480MHz; Channel Freq. (MHz) modulation Measured power (dBm) Tune-up power (dBm) Max tune-up power (dBm) Antenna Gain Numeric Evaluationresult (mW/cm2) Powerdensity Limits (mW/cm2) 2402 GFSK 0.760.00±11.001.780.0004213371 24411.231.00±12.00 1.78 0.000469493 1 24802.152.00±13.001.780.0005802691 2402 π/4-DQPSK 1.041.00±12.001.780.0004493961 24411.391.00±12.001.780.0004871121 24802.512.00±13.001.780.0006304191 2402 8DPSK 1.531.00±12.001.780.0005030711 24411.941.00±12.001.780.0005528781 24802.972.00±13.001.780.0007008571 Evaluatetheconditionofdifferentmodulesworksimultaneously TherequirementofSimultaneousTransmissionevaluationhasalsobeenconsideredandhas compliedwiththefollowingconditionsoftheworstcase: MPE1/Limit1+MPE2/Limit2+......≤1 Thus, 0.0007/1+0.269/1.63 (BT)(WPT) =0.1657≤1 Theworst-casesituationis0.1657,whichislessthan“1”.Thisconfirmedthatthedevice complywithFCCKDB447498D04Powerlimit. -----TheEnd-----

ReportNo.ENB2603270287W00204RPage1of13Ver.1.0 TESTREPORT $二维码$ ProductName : MultifunctionalMusicPlayer ModelNumber : MP019-2UQSW-xx, MP019(A)-2UQSW-xx FCCID : 2BENG-MP019 Preparedfor:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopment Zone,Changzhou,Jiangsu,China Preparedby:EMTEK(NINGBO)CO.,LTD. Address:No.8,Building8,Lane216,QingyiRoad,NingboHigh-Tech Zone,Ningbo,Zhejiang,China Tel:+86-574-27907998 Fax:+86-574-27721538 ReportNumber:ENB2603270287W00204R Date(s)ofTests:March27,2026toMay30,2026 DateofIssue:May31,2026 ReportNo.ENB2603270287W00204RPage2of13Ver.1.0 TABLEOFCONTENT TestReportDescriptionPage 1.SUMMARYOFTESTRESULT.............................................................................................4 2.GENERALINFORMATION....................................................................................................5 2.1.DESCRIPTIONOFDEVICE(EUT)........................................................................................................................5 2.2.DESCRIPTIONOFTESTFACILITY........................................................................................................................5 2.3.MEASUREMENTUNCERTAINTY...........................................................................................................................6 3.MEASURINGDEVICEANDTESTEQUIPMENT..................................................................7 3.1.FORMPEMEASUREMENT................................................................................................................................7 4.RFEXPOSURE.....................................................................................................................8 4.1.MEASURINGSTANDARD.....................................................................................................................................8 4.2.REQUIMENTS....................................................................................................................................................8 4.3.TESTCONFIGURATION.......................................................................................................................................9 4.4.LIMITS............................................................................................................................................................10 4.5.MEASURINGRESULTS.....................................................................................................................................11 ReportNo.ENB2603270287W00204RPage3of13Ver.1.0 TESTREPORTDESCRIPTION Applicant:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopmentZone,Changzhou, Jiangsu,China. Manufacturer:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopmentZone,Changzhou, Jiangsu,China. EUT:MultifunctionalMusicPlayer ModelName:MP019-2UQSW-xx,MP019(A)-2UQSW-xx Trademark:N/A MeasurementProcedureUsed: FCCPart1(1.1310)andPart2(2.1091) KDB680106D01RFExposureWirelessChargingAppv03 ThedevicedescribedaboveistestedbyEMTEK(NINGBO)CO.,LTD.todeterminethemaximumemission levelsemanatingfromthedeviceandtheseverelevelsofthedevicecanendureanditsperformancecriterion. ThemeasurementresultsarecontainedinthistestreportandEMTEK(NINGBO)CO.,LTD.isassumedfullof responsibilityfortheaccuracyandcompletenessofthesemeasurements.Also,thisreportshowsthattheEUT (EquipmentUnderTest)istechnicallycompliantwiththeFCCrequirements. Thisreportappliestoabovetestedsampleonlyandshallnotbereproducedinpartwithoutwrittenapprovalof EMTEK(NINGBO)CO.,LTD. DateofTest:March27,2026toMay30,2026 Preparedby: WKLuo/Engineer Reviewer: JuneGao/Supervisor Approved&AuthorizedSigner: TonyWei/Manager ReportNo.ENB2603270287W00204RPage4of13Ver.1.0 1.SUMMARYOFTESTRESULT EMISSION DescriptionofTestItemStandard&LimitsResults MPE FCCPart1(1.1310)andPart2(2.1091) KDB680106D01RFExposureWireless ChargingAppv03 Pass Note:N/AisanabbreviationforNotApplicable. ReportNo.ENB2603270287W00204RPage5of13Ver.1.0 2.GENERALINFORMATION 2.1.DescriptionofDevice(EUT) Product:MultifunctionalMusicPlayer ModelNumber: MP019-2UQSW-xx,MP019(A)-2UQSW-xx Note:MP019-2UQSW-xxandMP019(A)-2UQSW-xxrepresenttwodifferent seriesofmodels.(A)indicatestouchbuttons,whilewithout(A)indicatesrotary buttons.Thexxinthemodelnumberrepresentsthesequencecode(00-99), whichisonlyusedtodistinguishtheappearancecolorandsurfacetreatment.The internalstructure,schematicdiagram,andPABLayoutareallthesame.We chosemodelMP019-2UQSW-15forthetest. SampleNumber:ENB2603270287W002-1-1 PowerSupply: AC120-240V,50/60Hz TestVoltage: AC120V/60Hz Wirelessspecification5W(MAX) Modulation:Ask MaximumPowerRate:94.14dBuV/m FrequencyRange:110kHz~205KHz AntennaType:IntegralAntenna(Inductioncoil) AntennaGain:0dBi OperatingTemperature 0°C~+40°C DateofReceived:March27,2026 ReportNo.ENB2603270287W00204RPage6of13Ver.1.0 2.2.DescriptionofTestFacility SiteDescription EMCLab.:AccreditedbyCNAS TheCertificateRegistrationNumberisL6666. TheLaboratoryhasbeenassessedandprovedtobeincompliancewith CNAS-CL01:2018(identicaltoISO/IEC17025:2017) DesignationbyFCC DesignationNumber:CN1354 TestFirmRegistrationNumber:427606 AccreditedbyA2LA TheCertificateNumberis4321.03. AccreditedbyISED TheConformityAssessmentBodyIdentifierisCN0114 NameofFirm:EMTEK(NINGBO)CO.,LTD. SiteLocation:No.8,Building8,Lane216,QingyiRoad,NingboHigh-TechZone,Ningbo, Zhejiang,China 2.3.MeasurementUncertainty MPE:±2% ReportNo.ENB2603270287W00204RPage7of13Ver.1.0 3.MEASURINGDEVICEANDTESTEQUIPMENT 3.1.ForMPEMeasurement UsedEquipmentManufacturerModelNo.SerialNo.LastCal.Cal.Interval ☑ E-Field Probe(100kHz-3GHz) NardaEF03912304/03July05,20241Year ☑ BroadbandFieldMeterNardaNBM-550232421July05,20241Year ☑ ExposureLevel Tester(1Hz-400KHz) NardaELT-400C-0012July05,20241Year ReportNo.ENB2603270287W00204RPage8of13Ver.1.0 4.RFEXPOSURE 4.1.MeasuringStandard FCCPart1(1.1310)andPart2(2.1091) 4.2.Requiments ThreedifferentcategoriesoftransmittersaredefinedbytheFCCinO…

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深圳市比特比科技有限公司 Shenzhen BITEBI Technology Co.,LTD 承 认 书 客 户 ： 客户料号 ： 产品类别 ：电感（铁氧体材料+线圈） 公司品名 ：BTB-MFAC-009 发行编号 ： 出 图客 户 承 认 制 作审 核核 准 日期：2020/01/02 承认后请签回,如下订单后未签回， 视作默认,谢谢您的合作 版本： 1.1 深圳市比特比科技有限公司 地址：广东省深圳市宝安区燕罗街道燕川社区燕山大道5号豪城科技园B栋2楼 电话：0755-33133244 邮箱：[email protected] 文 件 更 改 记 录 客 户客户料号 比特比品名BTB-MFAC-009 日 期2020-1-2 版 本1.1 页 码第 1 页 共 3 页 序号日期页次变更内容版本送样编号备注 12015-9-161.0 22020-1-21.1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 承 认 书 客 户客户料号 比特比品名 BTB-MFAC-009 日 期2020-1-2 版 本1.1 页 码 第 2 页 共 3 页 1.品名构成 BTB-MFAC-009 BTB ：代表该公司简称（比特比） MF ：代表锰锌铁氧体材料 A ：代表组合 C ：代表线圈 009 ：代表该产品的代码（具体的参数参考附件） 2.产品规格书（注：以上数据以实物为准） 材料丝包线使用几台 绕线方式逆时针阻抗34 mΩ±10%（20°C） 电感量6.4 uH±10%圈数10 TS 层数1层重量14.5 g±10% 线径0.08*105*1P测试频率10 KHz 注： 1.控制线圈内外径尺寸，排线整齐 2.线圈松散小于1圈可以接受 3.贴胶布 4.丝包不允许有破损 5.贴合后不允许偏位 8.包装方式 每袋5PCS（可根据要求变更） 制 定审 批核 准 承 认 书 客 户客户料号 比特比品名 BTB-MFAC-009 日 期2020-1-2 版 本1.1 页 码 第 3 页 共 3 页 附件： 制 定审 批核 准 视角: 焊 锡

ReportNo.ENB2603270287W00202RPage1of22Ver.1.0 TESTREPORT $二维码$ ProductName:MultifunctionalMusicPlayer ModelNumber:MP019-2UQSW-xx, MP019(A)-2UQSW-xx FCCID:2BENG-MP019 Preparedfor:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopment Zone,Changzhou,Jiangsu,China Preparedby:EMTEK(NINGBO)CO.,LTD. Address:No.8,Building8,Lane216,QingyiRoad,NingboHigh-Tech Zone,Ningbo,Zhejiang,China Tel:+86-574-27907998 Fax:+86-574-27721538 ReportNumber:ENB2603270287W00202R Date(s)ofTests:March27,2026toMay30,2026 DateofIssue:May31,2026 ReportNo.ENB2603270287W00202RPage2of22Ver.1.0 TABLEOFCONTENT TestReportDescriptionPage 1.SUMMARYOFTESTRESULTS..........................................................................................................................5 2.GENERALINFORMATION...................................................................................................................................6 2.1.DescriptionofDevice(EUT)............................................................................................................................6 2.2.Input/OutputPorts.........................................................................................................................................6 2.3.IndependentOperationModes........................................................................................................................7 2.4.TestManner.....................................................................................................................................................7 2.5.DescriptionofTestFacility...............................................................................................................................7 2.6.DescriptionofSupportDevice.........................................................................................................................8 2.7.MeasurementUncertainty...............................................................................................................................8 3.MEASURINGDEVICEANDTESTEQUIPMENT.................................................................................................9 3.1.ConductedEmissionTestEquipment..............................................................................................................9 3.2.For3mRadiatedEmissionMeasurement9K-1GHz.......................................................................................9 3.3.For3mRadiatedEmissionMeasurement30M-1GHz..................................................................................10 3.4.Forothertestitems:.......................................................................................................................................10 4.20DBBANDWIDTH............................................................................................................................................11 4.1.TestProcedure...............................................................................................................................................11 4.2.TestResults...................................................................................................................................................11 5.POWERLINECONDUCTEDEMISSIONMEASUREMENT.............................................................................12 5.1.BlockDiagramofTestSetup.........................................................................................................................12 5.2.Limits.............................................................................................................................................................12 5.3.TestProcedure..............................................................................................................................................12 5.4.MeasuringResults.........................................................................................................................................13 6.RADIATEDEMISSIONTEST.............................................................................................................................16 6.1.MeasurementProcedure...............................................................................................................................16 6.2.TestSET-UP(BlockDiagramofConfiguration)............................................................................................16 6.3.RadiatedEmissionLimit................................................................................................................................17 6.4.MeasurementResult.....................................................................................................................................18 7.ANNTENNAAPPLICATION...............................................................................................................................21 7.1.AntennaRequirement....................................................................................................................................21 7.2.Result.............................................................................................................................................................21 ReportNo.ENB2603270287W00202RPage3of22Ver.1.0 TESTREPORTDESCRIPTION Applicant:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopmentZone,Changzhou, Jiangsu,China. Manufacturer:JIANGSUMULININTELLIGENCEELECTRICCO.,LTD. Address:No.6,XiajiaRoad,HenglinTown,EconomicDevelopmentZone,Changzhou, Jiangsu,China. EUT:MultifunctionalMusicPlayer ModelName:MP019-2UQSW-xx,MP019(A)-2UQSW-xx Trademark:N/A Weherebycertifythat: TheaboveequipmentwastestedbyEMTEK(NINGBO)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththe proceduresgiveninANSIC63.10(2020)andtheenergyemittedbythesampleEUTtestedas describedinthisreportisincompliancewiththerequirementsofFCCRulesPart15C Thetestresult…

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