2A2BYHE-J66TWS wireless bluetooth earphones

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. FCC Compliance Statements FCC Compliance Statements Caution: Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. FCC Radiation Exposure statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 5mm between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. FCC ID:2A2BYHE-J66

DongguanHuienElectronicTechnologyCo.,Ltd CoveredEquipmentCertificationAttestationLetter 2024/7/31 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2A2BYHE-J66 DongguanHuienElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. DongguanHuienElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListas anentityproducing“covered”equipment. Signed: Printedname:Clickheretoentertext. Title:R&DDirector CompanyName:DongguanHuienElectronicTechnologyCo.,Ltd Date:2024/7/31 Zhangyan Feng

Attestation Statements 2023/8/9 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: 2A2BY) (Dongguan Huien Electronic Technology Co., Ltd. ), the undersigned, hereby authorize (Lucky Cowboy Global Services, LLC to act as our designated U.S. agent for service of process, (Dongguan Huien Electronic Technology Co., 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:Dongguan Huien Electronic Technology Co., Ltd. Contact Name:yanfeng zhang Address:Room 301, Building of 1, No. 429, Changdong Road, Changping Town, Dongguan city, Guangdong Province , China Telephone No:86-18123809176 Email:[email protected] Signature [yanfeng zhang] 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]

DATE:2024/8/5 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointBlueAsiaofTechnicalServices(Shenzhen)Co.,LtdAnd BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict,Shenzhen, GuangdongProvince,China(NameofAgentcompanynameandaddress)toactasour agentinthepreparationofthisapplicationforequipmentcertification.Icertifythat submitteddocumentsproperlydescribethedeviceorsystemforwhichequipment certificationissought.Ialsocertifythateachunitmanufactured,importedormarketed,as definedintheFederalCommunicationsCommission’sregulationswillhaveaffixedtoita labelidenticaltothatsubmittedforapprovalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditions forcertification,stillresideswithDongguanHuienElectronicTechnologyCo.,LtdAnd Room301,Buildingof1,No.429,ChangdongRoad,ChangpingTown,Dongguancity, GuangdongProvince,China(ApplicantNameandaddress) <Signature> Name：zhangyanfeng Title ： R&DDirector Company ：DongguanHuienElectronicTechnologyCo.,Ltd

DATE2024/8/5 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:_2A2BYHE-J66__ ProductName:TWSwirelessbluetoothearphones___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. <Signature> Name：zhangyanfeng Title ： R&DDirector Company ： DongguanHuienElectronicTechnologyCo.,Ltd

ModelNo.: J66

The label is located inside the headphone case

ThetestreportiseffectiveonlywithbothsignatureandspecializedstampandTheresult(s)showninthisreportreferonlytothesample(s)tested.Without writtenapprovalofBlueAsia,thisreportcan ’ tbereproducedexceptinfull.Theresultsdescribedinthisreportdonotrepresentthequalityorcharacteristicsofthe sampledbatch,nordotheyrepresentanysimilaroridenticalproductsthatarenotexplicitlystated. ModelNo.: J66

RFExposureevaluation ProductName:TWSwirelessbluetoothearphones FCCID:2A2BYHE-J66 TestStandard: KDB447498D04GeneralRFExposure Guidancev01 Accordingto447498D04InterimGeneralRFExposureGuidancev01 Antgain=2.78dBi MaxOutputpower=-1.751dBm@EDR@2480MHz ERP=-1.751dBm+2.78dBi-2.15=2.3810dBm So worsecase ： 10^0.23810=1.732mW<2.72mW ComplywithRFexposureexemptionlimit.

SymbolsLWTA Dimensions 1.60±0.200.80±0.200.80±0.200.30±0.10 NumberTerminalName ① INPUT ② NC Dimensions(Unit: mm) w ①② ( Side View) ( Bottom View) ( Top View) A T L Shenzhen HanyangAntenna Design Co. Ltd. 1.Bluetooth 2.Dual-band WLAN 3.ISM and UWB 1.Surfacemountedelementwithasmalldimensionof1.6×0.8×0.8mmmeetfutureminiaturizationtrend. 2.EmbeddedandLTCC(lowtemperatureco-firedceramic)technologyisabletointegratewithsystemdesign aswellasbeatifyingthehousingoffinalproduct. 3.Miniaturization,wideband,highstability,lowESR,andlowtolerance. 4.Dual-bandresonancesinthedominantandharmonicmodesenablesmultibandoperations. 5.Novelground-radiationtechniqueenablesradiationfromboththeantennaandthegroundplane. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 Features: Applications: RF chip ANT chipANT pattern PCB ground Mode-2 Mode-1 P/N: HY160808 SRF09 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page1 Layout-1 (3.5mm×6.5mm) ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page2 1.5 1 3.5 2.5 0201 footprint (E1) 0201 footprint (E2) 0603 footprint (ANT) RF Input/Output 6.5 0.5 0.5 0.5 1.5 3.5 2.5 0201 footprint (E3) 6.5 Top layer: Bottom layer: 0.5 0.5 RF chip E1 E3 E2 ANT Equivalentcircuit: P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 2.5 0201 footprint 0603 footprint 10 0.5 1.5 0201 footprint 1.5 3 2.5 10 1.5 2 0.5 0201 footprint Layout-2 (1.5mm×10mm) Top layer: Bottom layer: P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page3 RF Input/Output ElectricalCharacteristics: CharacteristicCurves: FeatureSpecification 1 Centralfrequency2.45GHz 2 Bandwidth>150MHz 3 Peak gain2.78dBi 4 VSWR<2 5 PolarizationLinear 6 AzimuthbeamwidthOmnidirectional 7 Impedance50Ω P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page5 RadiationPattern: Y-ZPlaneX-ZPlane coordinates： 深圳市宝安区前进二路宝运达物流信息大厦12A10/12A11 青岛市崂山区松岭路399号海信产业园A1号楼606 电话：0755-23069700 传真：0755-23069700 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page5 RadiationPerformance: P/N: HY160808 SRF07, HY160808 SRF08,HY160808 SRF09 深圳汉阳天线设计有限公司 Shenzhen Hanyang Antenna Design Co. Ltd. X-YPlane Frequency 2400MHz2450MHz2500MHz Avg.gain-1.92-1.35-1.56 Peakgain1.792.782.66 Efficiency74.5580.2576.98 Temperature：40±2°C Humidity：90~95%RH Duration：500h Recovery conditions：Room temperature Recovery Time：24h (Class1) or 48h (Class2) Test Temperature Operating Temperature Temperature RelativeHumidity 25°C±5°C -25°C~+125°C 5~40°C 20~70% Notenoughsolder Weak holding forcemay cause bad connection between the chipandPCB. RecommendedSolderingAmounts The optimal solder fillet amounts forre-flowsoldering 天线厚度 以下 The optimal solder fillet amounts for wavesoldering DependabilityTest Too much solder Cracks tend to occur due to large stress. MoistureProof OptimumSolderAmount forReflowSoldering Solderability At least 95% of the terminal electrode is covered by newsolder. Preheating conditions:80 to 120°C;10~30s. Solder Tem p e r at u r e :2 3 5 ±5°CDuration:2 ±0.5s , Solder Tempe r ature:24 5±5°CDu rat ion:2±0.5s P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page6 10±1S AppliedForce:5NDuration:10±1S Preheating conditions: up-category temperature, 1h Recovery time:24±1h InitialMeasurement Cycling Times: 5 times, 1 cycle, 4steps: Preheating80to120°C;10~30s.SolderTemperature:235±5°C;Duration:2±0.5s;SolderTemperature:245±5°C Duration:2±0.5s;Preheating100to200°C;10±2min. SolderTemperature:265±5°C;Duration:10±1s Cleanthecapacitorwithsolventandexamineitwitha10X(min.)microscope. RecoveryTime:24±2h Recoverycondition:Roomtemperature Test Board: Al 2 O 3 orPCBWarp:1mm Speed:0.5mm/sec. Unit:mm Themeasurementshouldbemadewiththeboardinthe bendingposition. Resistance to Soldering Heat ResistancetoFlexureofSubstrate Temperature CycleTest P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page7 StageTemperatur…

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Website:www.cblueasia.com Tel:+86-755-23059481 Email:[email protected] ThetestreportiseffectiveonlywithbothsignatureandspecializedstampandTheresult(s)showninthisreportreferonlytothesample(s)tested.Without writtenapprovalofBlueAsia,thisreportcan ’ tbereproducedexceptinfull.Theresultsdescribedinthisreportdonotrepresentthequalityorcharacteristicsofthe sampledbatch,nordotheyrepresentanysimilaroridenticalproductsthatarenotexplicitlystated. TestReport Applicant:DongguanHuienElectronicTechnologyCo.,Ltd Address: Room301,Buildingof1,No.429,Changdong Road,ChangpingTown,Dongguancity, GuangdongProvince,China ProductName:TWSwirelessbluetoothearphones BrandMark:N/A Model:J66 Seriesmodel: J67,J68,J69,J70,HE-076,HE-076A,HE-076B, HE-076C,HE-076D ReportNumber:BLA-EMC-202407-A2802 FCCID:2A2BYHE-J66 DateofReceipt:2024.07.04 DateofTest:2024.07.06to2024.07.23 TestStandard:47CFRPart15,SubpartC15.247 TestResult:Pass Compiledby:Reviewby:Approvedby: IssuedDate:2024.07.24 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Address: BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict, Shenzhen,GuangdongProvince,China ReportNo.:BLA-EMC-202407-A2802 Page 2 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] TableofContents 1Generalinformation......................................................................................................................................................5 1.1Generalinformation.................................................................................................................................................5 1.2GeneraldescriptionofEUT.....................................................................................................................................5 2Testsummary................................................................................................................................................................6 3TestConfiguration........................................................................................................................................................7 3.1Testmode................................................................................................................................................................7 3.2OperationFrequencyeachofchannel....................................................................................................................7 3.3Testchannel.............................................................................................................................................................8 3.4Auxiliaryequipment.................................................................................................................................................8 3.5Testenvironment.....................................................................................................................................................8 4Laboratoryinformation................................................................................................................................................9 4.1Laboratoryandaccreditations.................................................................................................................................9 4.2Measurementuncertainty........................................................................................................................................9 5Testequipment............................................................................................................................................................10 6Testresult....................................................................................................................................................................12 6.1Antennarequirement.............................................................................................................................................12 6.2ConductedemissionsatACpowerline(150kHz-30MHz)..................................................................................13 6.3ConductedpeakoutputPower..............................................................................................................................17 6.420dBBandwidth....................................................................................................................................................18 6.5ConductedBandEdgesMeasurement.................................................................................................................19 6.6Conductedspuriousemissions.............................................................................................................................20 6.7CarrierFrequenciesSeparation............................................................................................................................21 6.8HoppingChannelNumber.....................................................................................................................................22 6.9DwellTime.............................................................................................................................................................23 6.10Radiatedspuriousemissions..............................................................................................................................24 6.11Radiatedemissionswhichfallintherestrictedbands.........................................................................................35 7AppendixA..................................................................................................................................................................42 7.1MaximumConductedOutputPower.....................................................................................................................42 7.2-20dBBandwidth................................................................................................................................…

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ReportNo.:BLA-EMC-202407-A2802 Page 21 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.7CarrierFrequenciesSeparation TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section7.8.2 TestMode(Pre-Scan)TX TestMode(FinalTest)TX 6.7.1Limit 2/3ofthe20dBbandwidthbaseonthetransmissionpowerislessthan0.125W 6.7.2Testsetup 6.7.3Testdata Pass:PleaserefertoappendixAfordetails ReportNo.:BLA-EMC-202407-A2802 Page 22 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.8HoppingChannelNumber TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section7.8.3 TestMode(Pre-Scan)TX TestMode(FinalTest)TX 6.8.1Limit Frequencyrange(MHz)Numberofhoppingchannels(minimum) 902-928 50for20dBbandwidth<250kHz 25for20dBbandwidth≥250kHz 2400-2483.515 5725-585075 6.8.2Testsetup 6.8.3Testdata Pass:PleaserefertoappendixAfordetails ReportNo.:BLA-EMC-202407-A2802 Page 23 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.9DwellTime TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section7.8.4 TestMode(Pre-Scan)TX TestMode(FinalTest)TX 6.9.1Limit Frequency(MHz)Limit 902-928 0.4swithina20speriod(20dBbandwidth<250kHz) 0.4swithina10speriod(20dBbandwidth≥250kHz) 2400-2483.50.4swithinaperiodof0.4smultipliedbythenumberofhoppingchannels 5725-58500.4swithina30speriod 6.9.2Testsetup 6.9.3Testdata Pass:PleaserefertoappendixAfordetails ReportNo.:BLA-EMC-202407-A2802 Page 24 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.10Radiatedspuriousemissions TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section6.4,6.5,6.6 TestMode(Pre-Scan)TX TestMode(FinalTest)TX 6.10.1Limit 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:TheemissionlimitsshownintheabovetablearebasedonmeasurementsemployingaCISPR quasi-peakdetectorexceptforthefrequencybands9-90kHz,110-490kHzandabove1000MHz.Radiated emissionlimitsinthesethreebandsarebasedonmeasurementsemployinganaveragedetector,thepeakfield strengthofanyemissionshallnotexceedthemaximumpermittedaveragelimitsspecifiedabovebymorethan20 dBunderanyconditionofmodulation. ReportNo.:BLA-EMC-202407-A2802 Page 25 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.10.2Testsetup Below1GHz： 30MHz-1GHz： Above1GHz： ReportNo.:BLA-EMC-202407-A2802 Page 26 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.10.3Procedure a)Forbelow1GHz,theEUTwasplacedonthetopofarotatingtable0.8metersabovethegroundat a3or10metersemi-anechoicchamber.Thetablewasrotated360degreestodeterminethe positionofthehighestradiation. b)Forabove1GHz,theEUTwasplacedonthetopofarotatingtable1.5metersabovethegroundat a3meterfully-anechoicchamber.Thetablewasrotated360degreestodeterminethepositionof thehighestradiation. c)TheEUTwasset3or10metersawayfromtheinterference-receivingantenna,whichwasmounted onthetopofavariable-heightantennatower. d)Theantennaheightisvariedfromonemetertofourmetersabovethegroundtodeterminethe maximumvalueofthefieldstrength.Bothhorizontalandverticalpolarizationsoftheantennaare settomakethemeasurement. e)Foreachsuspectedemission,theEUTwasarrangedtoitsworstcaseandthentheantennawas tunedtoheightsfrom1meterto4meters(forthetestfrequencyofbelow30MHz,theantennawas tunedtoheights1meter)andtherotatabletablewasturnedfrom0degreesto360degreestofind themaximumreading. f)Thetest-receiversystemwassettoPeakDetectFunctionandSpecifiedBandwidthwithMaximum HoldMode. g)IftheemissionleveloftheEUTinpeakmodewas10dBlowerthanthelimitspecified,thentesting couldbestoppedandthepeakvaluesoftheEUTwouldbereported.Otherwisetheemissionsthat didnothave10dBmarginwouldbere-testedonebyoneusingpeak,quasi-peakoraverage methodasspecifiedandthenreportedinadatasheet. h)TesttheEUTinthelowestchannel,themiddlechannel,thehighestchannel. i)TheradiationmeasurementsareperformedinX,Y,ZaxispositioningforTransmittingmode,and foundtheXaxispositioningwhichitistheworstcase. j)Repeataboveproceduresuntilallfrequenciesmeasuredwascomplete. Note1:Scanfrom9kHzto25GHz,thedisturbanceabove12.75GHzandbelow30MHzwasverylow.Thepoints markedonaboveplotsarethehighestemissionscouldbefoundwhentesting,soonlyabovepointshadbeen displayed.Theamplitudeofspuriousemissionsfromtheradiatorwhichareattenuatedmorethan20dBbelowthe limitneednotbereported.Fundamentalfrequencyisblockedbyfilter,andonlyspuriousemissionisshown. Note2:Forfrequenciesabove1GHz,thefieldstrengthlimitsarebasedonaveragelimits.However,thepeakfield strengthofanyemissionshallnotexceedthemaximumpermittedaveragelimitsspecifiedabovebymorethan20 dBunderanyconditionofmodulation.Fortheemissionswhosepeaklevelislowerthantheaveragelimit,only thepeakmeasurementisshowninthereport. Note3:ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Level(dBuV)=Reading(dBuV)+Factor(dB/m) ReportNo.:BLA-EMC-202407-A2802 Page 27 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 6.10.4Testdata Below1GHz [Testmode:TX];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202407-A2802 Page 28 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] [Testmode:TX];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202407-A2802 Page 29 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] Above1GHz: [Testmode:TXlowchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202407-A2802 P…

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ReportNo.:BLA-EMC-202407-A2802 Page 41 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] [Testmode:TXHighchannel];[Polarity:Vertical] TestResult:Pass DH1,DH3,DH5allhavebeentested,duringthetest,GFSK,pi/4DQPSK,modulationwereallpre-scannedOnly theGFSKoftheworstmodewouldberecordedinthisreport. ReportNo.:BLA-EMC-202407-A2802 Page 42 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 7AppendixA 7.1MaximumConductedOutputPower ConditionModeFrequency(MHz)AntennaConductedPower(dBm)Limit(dBm)Verdict NVNT1-DH12402Ant1-5.30921Pass NVNT1-DH12441Ant1-3.87121Pass NVNT1-DH12480Ant1-2.55721Pass NVNT2-DH12402Ant1-4.53721Pass NVNT2-DH12441Ant1-3.0621Pass NVNT2-DH12480Ant1-1.75121Pass PowerNVNT1-DH12402MHzAnt1 PowerNVNT1-DH12441MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 43 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] PowerNVNT1-DH12480MHzAnt1 PowerNVNT2-DH12402MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 44 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] PowerNVNT2-DH12441MHzAnt1 PowerNVNT2-DH12480MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 45 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] ReportNo.:BLA-EMC-202407-A2802 Page 46 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 7.2-20dBBandwidth ConditionModeFrequency(MHz)Antenna-20dBBandwidth(MHz)Limit-20dBBandwidth(MHz)Verdict NVNT1-DH12402Ant10.858N/APass NVNT1-DH12441Ant10.871N/APass NVNT1-DH12480Ant10.872N/APass NVNT2-DH12402Ant11.248N/APass NVNT2-DH12441Ant11.249N/APass NVNT2-DH12480Ant11.251N/APass -20dBBandwidthNVNT1-DH12402MHzAnt1 -20dBBandwidthNVNT1-DH12441MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 47 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] -20dBBandwidthNVNT1-DH12480MHzAnt1 -20dBBandwidthNVNT2-DH12402MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 48 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] -20dBBandwidthNVNT2-DH12441MHzAnt1 -20dBBandwidthNVNT2-DH12480MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 49 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] ReportNo.:BLA-EMC-202407-A2802 Page 50 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 7.3OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNT1-DH12402Ant10.81714 NVNT1-DH12441Ant10.81679 NVNT1-DH12480Ant10.81895 NVNT2-DH12402Ant11.1655 NVNT2-DH12441Ant11.1650 NVNT2-DH12480Ant11.1663 OBWNVNT1-DH12402MHzAnt1 OBWNVNT1-DH12441MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 51 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] OBWNVNT1-DH12480MHzAnt1 OBWNVNT2-DH12402MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 52 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] OBWNVNT2-DH12441MHzAnt1 OBWNVNT2-DH12480MHzAnt1 ReportNo.:BLA-EMC-202407-A2802 Page 53 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] ReportNo.:BLA-EMC-202407-A2802 Page 54 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] 7.4BandEdge ConditionModeFrequency(MHz)AntennaHoppingModeMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH12402Ant1No-Hopping-49.45-20Pass NVNT1-DH12480Ant1No-Hopping-50.57-20Pass NVNT2-DH12402Ant1No-Hopping-49.07-20Pass NVNT2-DH12480Ant1No-Hopping-51.54-20Pass BandEdgeNVNT1-DH12402MHzAnt1No-HoppingRef BandEdgeNVNT1-DH12402MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202407-A2802 Page 55 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] BandEdgeNVNT1-DH12480MHzAnt1No-HoppingRef BandEdgeNVNT1-DH12480MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202407-A2802 Page 56 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] BandEdgeNVNT2-DH12402MHzAnt1No-HoppingRef BandEdgeNVNT2-DH12402MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202407-A2802 Page 57 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] BandEdgeNVNT2-DH12480MHzAnt1No-HoppingRef BandEdgeNVNT2-DH12480MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202407-A2802 Page 58 of 83 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Tel:+86-755-23059481 Email:[email protected] ReportNo.:BLA-EMC-2024…

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