2BAXO-P16Bluetooth Receiver

DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:Jan.9,26 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BAXO-P16 DONGGUANPOWERFULLTECHNOLOGYCO.,LTD.(“theapplicant”)certifiesthat,asofthedateof thefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§ 1.50002ofreferencechapter,asanentityproducing“covered”communicationequipment.The equipmentforwhichauthorizationissoughtisnot“covered”telecommunicationsequipmentandvideo surveillanceequipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibited fromreceivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, ApplicantSignature PrintedName:Jennysonchen Title:GeneralManager Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China Tel.:15920648225 Email:[email protected]

DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Jan.9,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:[2BAXO-P16] ProductName:[BluetoothReceiver] Thisletterservesasanattestationthattheequipmentidentifiedabove☐is/☒isnot(selectone)"covered" softwareasdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,as outlinedinFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, ApplicantSignature PrintedName:Jennysonchen Title:GeneralManager Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China Tel.:15920648225 Email:[email protected] DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China (Jan.09,2026) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2BAXO-P16 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow: BlockDiagram  Schematics  OperationalDescription Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(upto180)daysfromthedateofequipmentauthorizationandpriorto marketingintheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantis awareoftheirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductorthe productismadeavailabletothepublicbeforetherequestedperiodhasexpired. UserManual Sincerely, (Signature) Title:GeneralManager Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China Tel.:15920648225 Email:[email protected]

DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address:3F,Building2,No.3XinJiRoad,MachongTown,Dongguan,Guangdong,China (Jan.09,2026) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2BAXO-P16 I,theundersigned,herebyauthorize(ShenzhenBKCTestingCo.,Ltd.)toactonourbehalfinallmatters relatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(ShenzhenBKCTestingCo.,Ltd.)shallhavethesameeffectasourownandI acknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsofcertification,as specifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(DONGGUAN POWERFULLTECHNOLOGYCO.,LTD.). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, (Signature) (FullnameofcontactpersonlistedonFCC’swebsite)Jennysonchen (Title):GeneralManager Tel:15920648225 Fax:N/A Email:[email protected]

DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. ProductSimilarityDeclaration Productname:BluetoothReceiver Modelname:P16,P17,P18,P19,P20,P30,P40,P50,P60, M03656SP,M03656MP,MB-1 FCCID:2BAXO-P16 We(DONGGUANPOWERFULLTECHNOLOGYCO.,LTD.) herebystatethatallthemodelsareelectricalidenticalincluding thesamesoftwareparameterandhardwaredesign(i.e.,circuit design,PCBLayout,RFmodule/circuit,antennatype(s)and antennalocation,componentsonPCB,etc.,),samemechanical structureanddesign(includingproductenclosure,materials,etc.,), theonlydifferencearemodelname. Signature: Name:Jennysonchen Title:GeneralManager Place,date:Dongguan,2026.01.09

FCCID:2BAXO-P16ExternalPhotos

FCCID:2BAXO-P16

FCCID:2BAXO-P16InternalPhotos PCBAntenna

FCCID:2BAXO-P16 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, SoaSARtestisnotrequired ModeFreque ncy (MHz) Max Power (dBm) Target power W/ tolerance (dBm) Maxtune uppower tolerance (dBm) Max Power (mW) Min. Distanc e (mm) Calc. threshol ds limit GFSK 2402-0.45 0 ± 1 11.25895.000.39023.0 2441-0.63 0 ± 1 1 1.25895.000.39343.0 2480-0.83 0±1 1 1.25895.000.39653.0 Π /4-DQ PSK 24020.50 0±1 1 1.25895.000.39023.0 24410.28 0±1 1 1.25895.000.39343.0 24800.07 0±1 1 1.25895.000.39653.0 8DPSK 24021.10 1 ± 1 2 1.58495.000.49133.0 24410.55 1 ± 1 2 1.58495.000.49523.0 24800.60 1±1 2 1.58495.000.49923.0

2.4G-2.48G 频段板载 PCB 天线测试报告 2.4G-2.48G Inverted FAntenna Specification SPECIFICATIONS Frequency（MHz）2400-2480 Peak Gain（dBi）2.338 Average Gain（dBi）＞-5.5 VSWR＜3.2 Impedance（Ω）50Ω Antenna TypePlannar Inverted F Antenna on board PolarizationLinear ManufactureZHUHAI JIELI TECHNOLOGY CO.,LTD Address: No.333 Kexing Road, Nanping Science Park, Xiangzhou District, Zhuhai Test equipmentHWA-TECH Antenna Photo & Length (mm) 天线无源S参数： AntennapassiveS-parameters: 驻波比（ VSWR ）、回波损耗（ ReturnLoss ）及史密斯圆图（ Smith ） 天线效率及增益： Antennaefficiencyandgain ： Frequency（MHz）Gain（dBi）Effciency（%）AverageGain（dBi）Efficiency（dB） 24002.33859.39%-2.915-2.263 24101.60349.11%-3.883-3.088 24201.29546.04%-4.014-3.369 24300.38836.89%-4.91-4.331 24400.18734.00%-5.276-4.685 24500.0231.71%-5.431-4.988 24600.50734.88%-5.02-4.575 24700.29131.89%-5.323-4.963 24800.42932.89%-5.195-4.83 Average0.7839.64%-4.66-4.12 Peak2.33859.39%-2.915-2.263 天线2400MHz2D-ThetaPattern 天线2400MHz2D-PhiPattern 2400MHz3D-TotalPattern

Page1of58 FCCID:2BAXO-P16 FCC_BT(Part15.247)TestData TableofContents 1.DutyCycle.................................................................................................................................................................2 2.-20dBBandwidth....................................................................................................................................................7 3.99%OccupiedBandwidth..................................................................................................................................12 4.PeakOutputPower...............................................................................................................................................17 5.SpuriousEmissions...............................................................................................................................................22 6.Bandedge................................................................................................................................................................31 7.CarrierFrequenciesSeparation(Hopping)....................................................................................................43 8.NumberofHoppingChannel(Hopping).......................................................................................................48 9.DwellTime(Hopping).........................................................................................................................................50 Page2of58 1.DutyCycle ConditionAntennaRateFrequency(MHz)Dutycycle(%)Duty_factor NVNTANT11-DH12402.0030.655.14 NVNTANT11-DH12441.0030.655.14 NVNTANT11-DH12480.0031.754.98 NVNTANT12-DH12402.0031.754.98 NVNTANT12-DH12441.0033.334.77 NVNTANT12-DH12480.0031.754.98 NVNTANT13-DH12402.0030.655.14 NVNTANT13-DH12441.0030.655.14 NVNTANT13-DH12480.0032.264.91 Duty_Cycle_NVNT_ANT1_1-DH1_2402 Page3of58 Duty_Cycle_NVNT_ANT1_1-DH1_2441 Duty_Cycle_NVNT_ANT1_1-DH1_2480 Page4of58 Duty_Cycle_NVNT_ANT1_2-DH1_2402 Duty_Cycle_NVNT_ANT1_2-DH1_2441 Page5of58 Duty_Cycle_NVNT_ANT1_2-DH1_2480 Duty_Cycle_NVNT_ANT1_3-DH1_2402 Page6of58 Duty_Cycle_NVNT_ANT1_3-DH1_2441 Duty_Cycle_NVNT_ANT1_3-DH1_2480 Page7of58 2.-20dBBandwidth ConditionAntennaModulationFrequency(MHz)-20dBBW(MHz)iflargerthanCFS NVNTANT11-DH12402.000.878No NVNTANT11-DH12441.000.881No NVNTANT11-DH12480.000.879No NVNTANT12-DH12402.001.255Yes NVNTANT12-DH12441.001.260Yes NVNTANT12-DH12480.001.262Yes NVNTANT13-DH12402.001.226Yes NVNTANT13-DH12441.001.221Yes NVNTANT13-DH12480.001.222Yes -20dB_Bandwidth_NVNT_ANT1_1-DH1_2402_00 -20dB_Bandwidth_NVNT_ANT1_1-DH1_2441_00 Page8of58 -20dB_Bandwidth_NVNT_ANT1_1-DH1_2480_00 -20dB_Bandwidth_NVNT_ANT1_2-DH1_2402_00 Page9of58 -20dB_Bandwidth_NVNT_ANT1_2-DH1_2441_00 -20dB_Bandwidth_NVNT_ANT1_2-DH1_2480_00 Page10of58 -20dB_Bandwidth_NVNT_ANT1_3-DH1_2402_00 -20dB_Bandwidth_NVNT_ANT1_3-DH1_2441_00 Page11of58 -20dB_Bandwidth_NVNT_ANT1_3-DH1_2480_00 Page12of58 3.99%OccupiedBandwidth ConditionAntennaModulationFrequency(MHz)99%%BW(MHz) NVNTANT11-DH12402.000.817 NVNTANT11-DH12441.000.820 NVNTANT11-DH12480.000.824 NVNTANT12-DH12402.001.162 NVNTANT12-DH12441.001.163 NVNTANT12-DH12480.001.164 NVNTANT13-DH12402.001.141 NVNTANT13-DH12441.001.143 NVNTANT13-DH12480.001.146 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH1_2402_00 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH1_2441_00 Page13of58 99%_Occupied_Bandwidth_NVNT_ANT1_1-DH1_2480_00 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH1_2402_00 Page14of58 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH1_2441_00 99%_Occupied_Bandwidth_NVNT_ANT1_2-DH1_2480_00 Page15of58 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH1_2402_00 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH1_2441_00 Page16of58 99%_Occupied_Bandwidth_NVNT_ANT1_3-DH1_2480_00 Page17of58 4.PeakOutputPower ConditionAntennaModulation Frequency (MHz) Max.Conducted Power(dBm) Max.Conducted Power(mW) Limit(mW)Result NVNTANT11-DH12402.00-0.450.901000Pass NVNTANT11-DH12441.00-0.630.871000Pass NVNTANT11-DH12480.00-0.830.831000Pass NVNTANT12-DH12402.000.501.12125Pass NVNTANT12-DH12441.000.281.07125Pass NVNTANT12-DH12480.000.071.02125Pass NVNTANT13-DH12402.001.101.29125Pass NVNTANT13-DH12441.000.551.14125Pass NVNTANT13-DH12480.000.601.15125Pass Peak_Output_Power_NVNT_ANT1_1-DH1_2402_00 Peak_Output_Power_NVNT_ANT1_1-DH1_2441_00 Page18of58 Peak_Output_Power_NVNT_ANT1_1-DH1_2480_00 Peak_Output_Power_NVNT_ANT1_2-DH1_2402_00 Page19of58 Peak_Output_Power_NVNT_ANT1_2-DH1_2441_00 Peak_Output_Power_NVNT_ANT1_2-DH1_2480_00 Page20of58 Peak_Output_Power_NVNT_ANT1_3-DH1_2402_00 Peak_Output_Power_NVNT_ANT1_3-DH1_2441_00 Page21of58 Peak_Output_Power_NVNT_ANT1_3-DH1_2480_00 Page22of58 5.SpuriousEmissions ConditionAntennaModulationTXModeRef_level(dBm) Spurious MAX.Value(dBm) LimitResult NVNTANT11-DH12402.00-0.474-38.897-20.474Pass NVNTANT11-DH12441.00-0.727-37.885-20.727Pass NVNTANT11-DH12480.00-0.930-39.348-20.930Pass NVNTANT12-DH12402.00-0.485-38.918-20.485Pass NVNTANT12-DH12441.00-0.720-37.594-20.720Pass NVNTANT12-DH12480.00-0.932-39.137-20.932Pass NVNTANT13-DH12402.00-0.465-39.007-20.465Pass NVNTANT13-DH12441.00-1.052-38.573-21.052Pass NVNTANT13-DH12480.00-0.952-39.140-20.952Pass 1_Reference_Level_NVNT_ANT1_1-DH1_2402_00 2_Spurious_Emissions_NVNT_ANT1_1-DH1_2402_00 Page23of58 1_Reference_Level_NVNT_ANT1_1-DH1_2441_00 2_Spurious_Emissions_NVNT_ANT1_1-DH1_2441_00 Page24of58 1_Reference_Level_NVNT_ANT1_1-DH1_2480_00 2_Spurious_Emissions_NVNT_ANT1_1-DH1_2480_00 Page25of58 1_Reference_Level_NVNT_ANT1_2-DH1_2402_00 2_Spurious_Emissions_NVNT_ANT1_2-DH1_2402_00 Page26of58 1_Reference_Level_NVNT_ANT1_2-DH1_2441_00 2_Spurious_Emissions_NVNT_ANT1_2-DH1_2441_00 Page27of58 1_Reference_Level_NVNT_ANT1_2-DH1_2480_00 2_Spurious_Emissions_NVNT_ANT1_2-DH1_2480_00 Page28of58 1_Reference_Level_NVNT_ANT1_3-DH1_2402_00 2_Spurious_Emissions_NVNT_ANT1_3-DH1_2402_00 Page29of58 1_Reference_Level_NVNT_ANT1_3-DH1_2441_00 2_Spurious_Emissions_NVNT_ANT1_3-DH1_2441_00 Page30of58 1_Reference_Level_NVNT_ANT1_3-DH1_2480_00 2_Spurious_Emissions_NVNT_ANT1_3-DH1_248…

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ShenzhenBKCTestingCo.,Ltd.ReportNo.:BKC26010001AE-1 TestReportTel:4000-875-3820755-84829082Web:Http://www.bkc-lab.comPage1of30 TESTREPORT Applicant:DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address: 3F,Building2,No.3XinJiRoad,MachongTown,Dongguan, Guangdong,China Manufacturer:DONGGUANPOWERFULLTECHNOLOGYCO.,LTD. Address: 3F,Building2,No.3XinJiRoad,MachongTown,Dongguan, Guangdong,China ProductName:BluetoothReceiver ModelNumber: P16,P17,P18,P19,P20,P30,P40,P50,P60,M03656SP, M03656MP,MB-1 Trademark:LEKATO,MELONARE,SINWE FCCID:2BAXO-P16 TestDate: Dec.23,2025-Jan.06,2026 DateofReport: Jan.06,2026 TestResult: ThisdevicedescribedabovehasbeentestedbyBKC,andthetest resultsshowthattheequipmentundertest(EUT)isincompliance withtheFCCCFRTitle47Part15SubpartCSection15.247 requirements.Anditisapplicableonlytothetestedsampleidentified inthereport. TestProcedureUsed: Standards:FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2020 Preparedby(TestEngineer): CareyZheng Approved(Manager): CaseyWang Approved(Manager): JerryLiao ShenzhenBKCTestingCo.,Ltd.ReportNo.:BKC26010001AE-1 TestReportTel:4000-875-3820755-84829082Web:Http://www.bkc-lab.comPage2of30 TABLEOFCONTENT 1.GeneralInformation......................................................................................5 1.1.DescriptionofDevice(EUT).......................................................................................................................5 1.2.ChannelList..................................................................................................................................................5 1.3.Summaryoftestresult................................................................................................................................6 1.4.SpecialAccessoriesandAuxiliaryEquipment........................................................................................6 1.5.Testmode......................................................................................................................................................6 1.6.BlockDiagram...............................................................................................................................................7 1.7.TestConditions.............................................................................................................................................7 1.8.MeasurementUncertainty(95%confidencelevels,k=2)......................................................................7 1.9.TestFacility....................................................................................................................................................8 1.10.TestEquipment...........................................................................................................................................8 2.Conductedemissionatthemainsterminalstest....................................10 2.1.Limit..............................................................................................................................................................10 2.2.TestSetup....................................................................................................................................................10 2.3.TestProcedure............................................................................................................................................10 2.4.TestResult...................................................................................................................................................11 3.RadiatedSpuriousEmissions...................................................................13 3.1.Limit..............................................................................................................................................................13 3.2.TestSetup....................................................................................................................................................14 3.3.TestProcedure............................................................................................................................................16 3.4.TestResult...................................................................................................................................................17 4.MaximumPeakOutputPower....................................................................23 4.1.Limit..............................................................................................................................................................23 4.2.TestSetup....................................................................................................................................................23 4.3.TestProcedure............................................................................................................................................23 4.4.TestResult...................................................................................................................................................23 5.-20dBBandwidthMeasurement...............................................................24 5.1.Limit..............................................................................................................................................................24 5.2.TestSetup....................................................................................................................................................24 5.3.TestProcedure............................................................................................................................................24 5.4.TestResult...................................................................................................................................................24 6.CarrierFrequencySeparationTest...........................................................25 6.1.Limit...................................................................................................…

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FCCID:2BAXO-P16TestPhoto