2BA2O-Q9MeloAudio Q9

Attestation Statements (May 15th, 2023) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for (GC:2BA2O) (Freewings(shenzhen) Technologies.,Ltd ), the undersigned, hereby authorize Lucky Cowboy Global Services, LLC to act as our designated U.S. agent for service of process, (Freewings(shenzhen) Technologies.,Ltd) 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. Lucky Cowboy Global Services, LLC accepts the responsibility to act as designated U.S. agent for service of process. Applicant Information： Company Name: Freewings(shenzhen) Technologies.,Ltd Contact Name: Cheng Wang Address: 401, No. 461 Laowei, Liguang Community，Guanlan Street, Longhua District, Shenzhen Telephone No: 13530304958 Email: [email protected] Signature [Cheng Wang] U.S. Agent Information: Company Name: Lucky Cowboy Global Services, LLC Address: 2213 S. Braeswood Blvd. #12E Houston, TX 77030 USA FRN: 0033510934 Contact Name: Louie Liu Telephone No: +1 (713) 992-3369 Email: [email protected] Signature [Louie Liu]

Freewings(shenzhen)Technologies.,Ltd (date) May15,2023 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID#2BA2O-Q9) [Freewings(shenzhen)Technologies.,Ltd](“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceiving anequipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely, (Applicantsignature) (Applicantprintedname)ChengWang Freewings(shenzhen)Technologies.,Ltd (date) May15,2023 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(FCCID#2AB2O-Q9) [Freewings(shenzhen)Technologies.,Ltd](“theapplicant”)certifiesthat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)ChengWang

Freewings(shenzhen)Technologies.,Ltd (date)May15,2023 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:CONFIDENTIALITYREQUESTFOR(MeloAudioQ9/MeloAudioQ9#FCC ID: 2BA2O-Q9 #) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe Schematics Blockdiagram Operationdescription requiredtobesubmittedwiththisapplicationbepermanentlywithheldfrompublic review. Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoour Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, <Signature> Name：ChengWang Title：BDDirector Company：Freewings(shenzhen)Technologies.,Ltd .

ProductName: MeloAudioQ9

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ProductName: MeloAudioQ9

RFExposureevaluation ProductName: MeloAudioQ9 FCCID: 2AB2O-Q9 TestStandard: KDB447498D04GeneralRFExposureGuidance v01 Accordingto447498D04InterimGeneralRFExposureGuidancev01 Antgain=-1.5dBi MAXoutputpower：3.842dBm@2402MHz ERP=3.842-1.5-2.15=0.192dBm WORSECASE: 3.842dBm=2.422mW<2.715mW ThenSARevaluationisnotrequired

-1.5 1.62 chnical data and information contained herein are subj 1.68-2.5 1.5 Product specification Quick Reference Date Antenna module on the system board Frequenc Range 2400 ~ 2500MHz Ant. Port Input Pwr. (dBm) 0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm) -1.2 (Input pwr – loss pwr) Peak EIRP(dBm) -1.5 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) 6 0.2 % Gain (dBi) Maximum Power (dBm) 1.7 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Input Impendence(ohm) 50 Polarization Type V ertical & Horizontal V . S .W . R < 1.4 All the teect to change without prior notice Antenna Layout & module on the system board Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board - -3.6- -3.06 0.2 % - Retum Loss PIFA The Environment of Antenna Radiation Pattem 221, No. 78-1 Dayang Road, Rentian Community, Add. .: M F G: Shenzhen tongchuangelectric circuittechnology co., ltd 3D radiation pattern diagram XY-plane XZ-plane YZ-plane 3D radiation pa Fuhai Street, Bao'an District, Shenzhen

Page 1 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Add:BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict,Shenzhen,GuangdongProvince,China Tel:+86-755-23059481Email:[email protected] TESTREPORT ProductName: MeloAudioQ9 BrandMark: MeloAudio ModelNo.: MeloAudioQ9 ReportNumber: BLA-EMC-202304-A7602 FCCID: 2BA2O-Q9 DateofSampleReceipt: 2023/4/28 DateofTest: 2023/4/28to2023/5/24 DateofIssue: 2023/5/24 TestStandard: 47CFRPart15,SubpartC15.247 TestResult:Pass Preparedfor: Freewings(shenzhen)Technologies.,Ltd 401,No.461Laowei,LiguangCommunity,GuanlanStreet,Longhua District,Shenzhen Preparedby: BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict, Shenzhen,GuangdongProvince,China TEL:+86-755-23059481 Compiledby:Reviewby: Approvedby:Date:2023/5/24 ReportNo.:BLA-EMC-202304-A7602 Page 2 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] REPORTREVISERECORD VersionNo.DateDescription 002023/5/24Original ReportNo.:BLA-EMC-202304-A7602 Page 3 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] TABLEOFCONTENTS 1TESTSUMMARY........................................................................................................................................5 2GENERALINFORMATION.........................................................................................................................6 3GENERALDESCRIPTIONOFE.U.T..........................................................................................................6 4TESTENVIRONMENT................................................................................................................................8 5TESTMODE................................................................................................................................................8 6MEASUREMENTUNCERTAINTY..............................................................................................................8 7DESCRIPTIONOFSUPPORTUNIT..........................................................................................................9 8LABORATORYLOCATION.........................................................................................................................9 9TESTINSTRUMENTSLIST......................................................................................................................10 10ANTENNAREQUIREMENT......................................................................................................................12 10.1CONCLUSION.........................................................................................................................................................12 11CONDUCTEDSPURIOUSEMISSIONS...................................................................................................13 11.1LIMITS................................................................................................................................................................13 11.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................13 11.3TESTDATA...........................................................................................................................................................14 1220DBBANDWIDTH...................................................................................................................................15 12.1BLOCKDIAGRAMOFTESTSETUP......................................................................................................................15 12.2TESTDATA...........................................................................................................................................................15 13CONDUCTEDPEAKOUTPUTPOWER..................................................................................................16 13.1LIMITS................................................................................................................................................................16 13.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................16 13.3TESTDATA...........................................................................................................................................................17 14CONDUCTEDEMISSIONSATACPOWERLINE(150KHZ-30MHZ).....................................................18 14.1LIMITS................................................................................................................................................................18 14.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................18 14.3PROCEDURE.......................................................................................................................................................18 14.4TESTDATA...........................................................................................................................................................20 15RADIATEDSPURIOUSEMISSIONS........................................................................................................23 15.1LIMITS................................................................................................................................................................23 ReportNo.:BLA-EMC-202304-A7602 Page 4 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 15.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................24 15.3PROCEDURE..................................................................................…

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ReportNo.:BLA-EMC-202304-A7602 Page 31 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXmidchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 32 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 33 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 34 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Remark: 1.FinalLevel=ReceiverReadlevel+Correctfactor 2.Correctfactor=AntennaFactor+CableLoss–PreamplifierFactor 3.Theemissionlevelsofotherfrequenciesareverylowerthanthelimitandnotshowintestreport. ReportNo.:BLA-EMC-202304-A7602 Page 35 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 16RADIATEDEMISSIONSWHICHFALLINTHERESTRICTEDBANDS TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section6.10.5 TestMode(Pre-Scan)TX TestMode(FinalTest)TX TesterJozu Temperature25°C Humidity60% 16.1LIMITS Frequency(MHz) Field strength(microvolts/meter) Measurement distance(meters) 0.009-0.4902400/F(kHz)300 0.490-1.70524000/F(kHz)30 1.705-30.03030 30-881003 88-2161503 216-9602003 Above9605003 Remark:Theemissionlimitsshownintheabovetablearebasedonmeasurementsemployinga CISPRquasi-peakdetectorexceptforthefrequencybands9-90kHz,110-490kHzandabove1000 MHz.Radiatedemissionlimitsinthesethreebandsarebasedonmeasurementsemployingan averagedetector,thepeakfieldstrengthofanyemissionshallnotexceedthemaximumpermitted averagelimitsspecifiedabovebymorethan20dBunderanyconditionofmodulation. ReportNo.:BLA-EMC-202304-A7602 Page 36 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 16.2BLOCKDIAGRAMOFTESTSETUP 16.3PROCEDURE a.Forbelow1GHz,theEUTwasplacedonthetopofarotatingtable0.8metersabovethegroundata3 or10metersemi-anechoicchamber.Thetablewasrotated360degreestodeterminethepositionofthe highestradiation. b.Forabove1GHz,theEUTwasplacedonthetopofarotatingtable1.5metersabovethegroundata3 meterfully-anechoicchamber.Thetablewasrotated360degreestodeterminethepositionofthehighest radiation. c.TheEUTwasset3or10metersawayfromtheinterference-receivingantenna,whichwasmountedon thetopofavariable-heightantennatower. d.Theantennaheightisvariedfromonemetertofourmetersabovethegroundtodeterminethe maximumvalueofthefieldstrength.Bothhorizontalandverticalpolarizationsoftheantennaaresetto makethemeasurement. e.Foreachsuspectedemission,theEUTwasarrangedtoitsworstcaseandthentheantennawastuned toheightsfrom1meterto4meters(forthetestfrequencyofbelow30MHz,theantennawastunedto heights1meter)andtherotatabletablewasturnedfrom0degreesto360degreestofindthemaximum reading. f.Thetest-receiversystemwassettoPeakDetectFunctionandSpecifiedBandwidthwithMaximumHold Mode. g.IftheemissionleveloftheEUTinpeakmodewas10dBlowerthanthelimitspecified,thentesting couldbestoppedandthepeakvaluesoftheEUTwouldbereported.Otherwisetheemissionsthatdidnot have10dBmarginwouldbere-testedonebyoneusingpeak,quasi-peakoraveragemethodasspecified andthenreportedinadatasheet. ReportNo.:BLA-EMC-202304-A7602 Page 37 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] h.TesttheEUTinthelowestchannel,themiddlechannel,theHighestchannel. i.TheradiationmeasurementsareperformedinX,Y,ZaxispositioningforTransmittingmode,andfound theXaxispositioningwhichitistheworstcase. j.Repeataboveproceduresuntilallfrequenciesmeasuredwascomplete. Remark1:Level=ReadLevel+CableLoss+AntennaFactor-PreampFactor Remark2:Forfrequenciesabove1GHz,thefieldstrengthlimitsarebasedonaveragelimits.However, thepeakfieldstrengthofanyemissionshallnotexceedthemaximumpermittedaveragelimitsspecified abovebymorethan20dBunderanyconditionofmodulation.Fortheemissionswhosepeaklevelis lowerthantheaveragelimit,onlythepeakmeasurementisshowninthereport. ReportNo.:BLA-EMC-202304-A7602 Page 38 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 16.4TESTDATA [TestMode:TXlowchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 39 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXlowchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 40 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 41 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202304-A7602 Page 42 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 17CONDUCTEDBANDEDGESMEASUREMENT TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section7.8.8&Section11.13.3.2 TestMode(Pre-Scan)TX TestMode(FinalTest)TX TesterJozu Temperature25°C Humidity60% 17.1LIMITS Limit: Inany100kHzbandwidthoutsidethefrequencybandinwhichthespread spectrumordigitallymodulatedintentionalradiatorisoperating,theradio frequencypowerthatisproducedbytheintentionalradiatorshallbeatleast20dB belowthatinthe100kHzbandwidthwithinthebandthatcontainsthehighest levelofthedesiredpower,basedoneitheranRFconductedoraradiated measurement,providedthetransmitterdemonstratescompliancewiththepeak conductedpowerlimits.Ifthetransmittercomplieswiththe…

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ReportNo.:BLA-EMC-202304-A7602 Page 61 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] OBWNVNT3-DH12402MHzAnt1 OBWNVNT3-DH12441MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 62 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] OBWNVNT3-DH12480MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 63 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge ConditionModeFrequency (MHz) AntennaHopping Mode MaxValue (dBc) Limit (dBc) Verdict NVNT1-DH12402Ant1No-Hopping-57.72-20Pass NVNT1-DH12480Ant1No-Hopping-56.73-20Pass NVNT2-DH12402Ant1No-Hopping-57.96-20Pass NVNT2-DH12480Ant1No-Hopping-54.74-20Pass NVNT3-DH12402Ant1No-Hopping-55.55-20Pass NVNT3-DH12480Ant1No-Hopping-56.48-20Pass BandEdgeNVNT1-DH12402MHzAnt1No-HoppingRef BandEdgeNVNT1-DH12402MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 64 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT1-DH12480MHzAnt1No-HoppingRef BandEdgeNVNT1-DH12480MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 65 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT2-DH12402MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202304-A7602 Page 66 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT2-DH12402MHzAnt1No-HoppingEmission BandEdgeNVNT2-DH12480MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202304-A7602 Page 67 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT2-DH12480MHzAnt1No-HoppingEmission BandEdgeNVNT3-DH12402MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202304-A7602 Page 68 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT3-DH12402MHzAnt1No-HoppingEmission BandEdgeNVNT3-DH12480MHzAnt1No-HoppingRef BandEdgeNVNT3-DH12480MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 69 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202304-A7602 Page 70 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping) ConditionModeFrequency (MHz) AntennaHopping Mode MaxValue (dBc) Limit (dBc) Verdict NVNT1-DH12402Ant1Hopping-56.83-20Pass NVNT1-DH12480Ant1Hopping-55.74-20Pass NVNT2-DH12402Ant1Hopping-56.85-20Pass NVNT2-DH12480Ant1Hopping-55.36-20Pass NVNT3-DH12402Ant1Hopping-54.77-20Pass NVNT3-DH12480Ant1Hopping-55.66-20Pass BandEdge(Hopping)NVNT1-DH12402MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH12402MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 71 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT1-DH12480MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH12480MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 72 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT2-DH12402MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH12402MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 73 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT2-DH12480MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH12480MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 74 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT3-DH12402MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH12402MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 75 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT3-DH12480MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH12480MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202304-A7602 Page 76 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202304-A7602 Page 77 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ConductedRFSpuriousEmission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH12402Ant1-42.24-20Pass NVNT1-DH12441Ant1-46.06-20Pass NVNT1-DH12480Ant1-41.55-20Pass NVNT2-DH12402Ant1-42.16-20Pass NVNT2-DH12441Ant1-44.02-20Pass NVNT2-DH12480Ant1-41.22-20Pass NVNT3-DH12402Ant1-30.74-20Pass NVNT3-DH12441Ant1-43.64-20Pass NVNT3-DH12480Ant1-44.17-20Pass Tx.SpuriousNVNT1-DH12402MHzAnt1Ref Tx.SpuriousNVNT1-DH12402MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 78 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT1-DH12441MHzAnt1Ref Tx.SpuriousNVNT1-DH12441MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 79 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT1-DH12480MHzAnt1Ref Tx.SpuriousNVNT1-DH12480MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 80 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12402MHzAnt1Ref Tx.SpuriousNVNT2-DH12402MHzAnt1Emission

ReportNo.:BLA-EMC-202304-A7602 Page 81 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12441MHzAnt1Ref Tx.SpuriousNVNT2-DH12441MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 82 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12480MHzAnt1Ref Tx.SpuriousNVNT2-DH12480MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 83 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12402MHzAnt1Ref Tx.SpuriousNVNT3-DH12402MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 84 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12441MHzAnt1Ref Tx.SpuriousNVNT3-DH12441MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 85 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12480MHzAnt1Ref Tx.SpuriousNVNT3-DH12480MHzAnt1Emission ReportNo.:BLA-EMC-202304-A7602 Page 86 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202304-A7602 Page 87 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] CarrierFrequenciesSeparation ConditionModeAntennaHoppingFreq1 (MHz) HoppingFreq2 (MHz) HFS (MHz) Limit (MHz) Verdict NVNT1-DH1Ant12440.9812441.97850.99750.917Pass NVNT2-DH1Ant12441.0322441.95150.91950.809Pass NVNT3-DH1Ant12441.0022441.99350.99150.806Pass CFSNVNT1-DH12441MHzAnt1 CFSNVNT2-DH12441MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 88 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] CFSNVNT3-DH12441MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 89 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] NumberofHoppingChannel ConditionModeAntennaHoppingNumberLimitVerdict NVNT1-DH1Ant17915Pass NVNT2-DH1Ant17915Pass NVNT3-DH1Ant17915Pass HoppingNo.NVNT1-DH12441MHzAnt1 HoppingNo.NVNT2-DH12441MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 90 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] HoppingNo.NVNT3-DH12441MHzAnt1 ReportNo.:BLA-EMC-202304-A7602 Page 91 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellTime ConditionModeFrequency (MHz) AntennaPulse Time (ms) Total Dwell Time (ms) Burst Count Period Time (ms) Limit (ms) Verdict NVNT1-DH12441Ant10.389124.09131931600400Pass NVNT1-DH32441Ant11.644269.61616431600400Pass NVNT1-DH52441Ant12.892294.98410231600400Pass NVNT2-DH52441Ant12.898295.59610231600400Pass NVNT3-DH52441Ant12.901298.80310331600400Pass DwellNVNT1-DH12441MHzAnt1OneBurst DwellNVNT1-DH12441MHzAnt1Accumulated ReportNo.:BLA-EMC-202304-A7602 Page 92 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT1-DH32441MHzAnt1OneBurst DwellNVNT1-DH32441MHzAnt1Accumulated ReportNo.:BLA-EMC-202304-A7602 Page 93 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT1-DH52441MHzAnt1OneBurst DwellNVNT1-DH52441MHzAnt1Accumulated ReportNo.:BLA-EMC-202304-A7602 Page 94 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT2-DH52441MHzAnt1OneBurst DwellNVNT2-DH52441MHzAnt1Accumulated ReportNo.:BLA-EMC-202304-A7602 Page 95 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT3-DH52441MHzAnt1OneBurst DwellNVNT3-DH52441MHzAnt1Accumulated ReportNo.:BLA-EMC-202304-A7602 Page 96 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202304-A7602 Page 97 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] APPENDIXA:PHOTOGRAPHSOFTESTSETUP RadiatedSpuriousEmissions ReportNo.:BLA-EMC-202304-A7602 Page 98 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ConductedEmissionsatACPowerLine(150kHz-30MHz) ReportNo.:BLA-EMC-202304-A7602 Page 99 of 99 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] APPENDIXB:PHOTOGRAPHSOFEUT ReferencetothetestreportNo.BLA-EMC-202304-A7601 ----ENDOFREPORT---- Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthis reportreferonlytothesample(s)tested.WithoutwrittenapprovalofBlueAsia,thisreportcan’tbe reproducedexceptinfull.

ProductName: MeloAudioQ9 RadiatedSpuriousEmissions ConductedEmissionsatACPowerLine(150kHz-30MHz)