2A6SW-ST01ATrue Wireless Earbuds

FCC ID: 2A6SW-ST01A

Model difference letter Product Name:True Wireless Earbuds Mode No. : ST01A FCC ID:2A6SW-ST01A The product have left and right earbuds, left and right earbuds are electrically identical. <Signature> Name ： Yulan wen Title： N/A Company ： SMARTSOUND TECHNOLOGY CO.,LTD

Dec.02, 2022 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint BlueAsia of Technical Services(Shenzhen) Co.,Ltd. Building C, No. 107, Shihuan Road, Shiyan Sub-District, Baoan District, Shenzhen, Guangdong Province, China (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on ourbehalf, I acknowledge that all responsibility for complying with the terms and conditionsfor certification, still resides withSMARTSOUND TECHNOLOGY CO.,LTD ， Room 701, 28 Xinhong Road, Lincun, Tangxia Town，Dongguan City, Guangdong(Applicant Name and address) <Signature> Name： Yulan wen Title： N/A Company： SMARTSOUND TECHNOLOGY CO.,LTD

Dec.02, 2022 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2A6SW-ST01A Product Name:True Wireless Earbuds Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) Schematics Block diagram  Operationdescription Thesematerialscontaintradesecretsand proprietaryinformationand are not customarilyreleasedto the public.The publicdisclosureof this informationmight be harmfulto the companyand provideunjustifiedbenefitsto our competitors. <Signature> Name： Yulan wen Title： N/A Company ： SMARTSOUND TECHNOLOGY CO.,LTD

ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 1 OF 11 3.2 x 1.6 x 0.5 (mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification 1. Product Number 2. Features *Stable and reliable in performances *Low profile, compact size *RoHS 2.0 compliance *SMT processes compatible 3. Applications *ISM 2.4 GHz applications *ZigBee/BLE applications *Bluetooth earphone systems *Hand-held devices when WiFi / Bluetooth functions are needed, e.g., Smart phones *IEEE802.11 b/g/n *Wireless PCMCIA cards or USB dongles 4. Description Unictron’s AA055U ceramic chip antenna is designed for ISM 2.4GHz applications, covering frequencies 2400~2500MHz. Fabricated with proprietary design and processes, AA055U shows excellent performance and is fully compatible with SMT processes which can decrease the assembly cost and improve device’s quality and consistency. H 2 1 4 W H Z 7 0 U 3 0 1 0 ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 2 OF 11 5. Layout Guide & Electrical Specifications 5-1. Layout Guide (unit:mm) Solder Land Pattern: The solder land pattern (gold marking areas) is shown below. Recommendation on matching circuit will be provided according to customer’s installation conditions. ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 3 OF 11 5-2. Electrical Specifications (Evaluation Board Dimensions: 80 x 40 mm 2 ) 5-2-1. Electrical Table Characteristics Specifications Unit Outline Dimensions 3.2 x 1.6 x 0.5 mm Ground Plane Dimensions 80 x 40 mm Working Frequency 2400~2500 MHz VSWR (@ center frequency)* 2 Max. Characteristic Impedance 50 : Polarization Linear Polarization Peak Gain (@2442 MHz) 1.8 (typical**) dBi Efficiency 76.3 (typical**) % *Center frequency means the frequency with the lowest value in return loss of the chip antenna on the evaluation board. **A typical value is for reference only, not guaranteed. 5-2-2. Frequency vs. V.S.W.R. and Total Radiation Gain ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 4 OF 11 6. Outline Dimensions of Antenna & Evaluation Board (unit: mm) 6-1. Antenna Dimensions PIN Definition PIN 1 2 Soldering PAD Signal Tuning / Ground ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 5 OF 11 6-2. Evaluation Board with Antenna ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 6 OF 11 7. 3D Radiation Gain Pattern (with 80 x 40 mm 2 Evaluation Board) 3D Radiation Gain Pattern @ 2442 MHz (unit: dBi) Z X Z Y ຐ཰ࣽިמҽԖज़Ϧљ Unictron Technologies Corporation Website:www.unictron.com THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF UNICTRON TECHNOLOGIES CORPORATION AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES W ITHOUT PERMISSION Prepared by : Jane Designed by :James Checked by : Mike Approved by烉Herbert TITLE烉3.2 x 1.6 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (AA055U) Engineering Specification DOCUMENT H2U34W1H1Z0700 REV. NO. C PAGE 7 OF 11 8. Frequency tuning and Matching circuit 8-1. Chip antenna tuning scenarioǺ 8-2. Matching circuit烉 With the following recommended values of matching and tuning components, the center frequencies will be about 2442 MHz at our standard 80x40 mm 2 evaluation board. However, these are typical reference values which may need to be changed when circuit boards or part vendors are different. System Matching Circuit Component Location Description Vendor Tolerance 1 1.2pF, (0…

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ProductName: TrueWirelessEarbuds

FCC ID: 2A6SW-ST01A Product Name:True Wireless Earbuds

ProductName: TrueWirelessEarbuds ) )

RFExposureevaluation ProductName: TrueWirelessEarbuds FCCID: 2A6SW-ST01A TestStandard: 47CFRPart15,Part1.1307 47CFRPart15,Part2.1093 KDB447498D04GeneralRFExposureGuidance v01 Accordingto447498D04InterimGeneralRFExposureGuidancev01 Antgain=1.8dBi MAXoutputpower：1.466dBm@2402MHz ERP=1.466+1.8-2.15=1.116dBm WORSECASE: 10^1.466=1.402mW<2.715mW ThenSARevaluationisnotrequired

Page 1 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Add:BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict,Shenzhen,GuangdongProvince,China Tel:+86-755-23059481Email:[email protected] TESTREPORT ProductName: TrueWirelessEarbuds BrandMark: N/A ModelNo.: ST01A ReportNumber: BLA-EMC-202210-A7102 FCCID: 2A6SW-ST01A DateofSampleReceipt: 2022/10/27 DateofTest: 2022/10/27to2022/11/7 DateofIssue: 2022/11/7 TestStandard: 47CFRPart15,SubpartC15.247 TestResult:Pass Preparedfor: SMARTSOUNDTECHNOLOGYCO.,LTD Room701,28XinhongRoad,Lincun,TangxiaTown,DongguanCity, Guangdong,China Preparedby: BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict, Shenzhen,GuangdongProvince,China TEL:+86-755-23059481 Compiledby:Reviewby: Approvedby:Date:2022/11/7 ReportNo.:BLA-EMC-202210-A7102 Page 2 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] REPORTREVISERECORD VersionNo.DateDescription 002022/11/7Original ReportNo.:BLA-EMC-202210-A7102 Page 3 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] TABLEOFCONTENTS 1TESTSUMMARY........................................................................................................................................5 2GENERALINFORMATION.........................................................................................................................6 3GENERALDESCRIPTIONOFE.U.T..........................................................................................................6 4TESTENVIRONMENT................................................................................................................................7 5TESTMODE................................................................................................................................................7 6MEASUREMENTUNCERTAINTY..............................................................................................................7 7DESCRIPTIONOFSUPPORTUNIT..........................................................................................................8 8LABORATORYLOCATION.........................................................................................................................8 9TESTINSTRUMENTSLIST........................................................................................................................9 10ANTENNAREQUIREMENT......................................................................................................................11 10.1CONCLUSION.........................................................................................................................................................11 11CONDUCTEDSPURIOUSEMISSIONS...................................................................................................12 11.1LIMITS................................................................................................................................................................12 11.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................12 11.3TESTDATA...........................................................................................................................................................13 1220DBBANDWIDTH...................................................................................................................................14 12.1BLOCKDIAGRAMOFTESTSETUP......................................................................................................................14 12.2TESTDATA...........................................................................................................................................................14 13CONDUCTEDPEAKOUTPUTPOWER..................................................................................................15 13.1LIMITS................................................................................................................................................................15 13.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................15 13.3TESTDATA...........................................................................................................................................................16 14CONDUCTEDEMISSIONSATACPOWERLINE(150KHZ-30MHZ).....................................................17 14.1LIMITS................................................................................................................................................................17 14.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................17 14.3PROCEDURE.......................................................................................................................................................17 14.4TESTDATA...........................................................................................................................................................19 15RADIATEDSPURIOUSEMISSIONS........................................................................................................21 15.1LIMITS................................................................................................................................................................21 ReportNo.:BLA-EMC-202210-A7102 Page 4 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 15.2BLOCKDIAGRAMOFTESTSETUP......................................................................................................................22 15.3PROCEDURE............................................................................................…

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ReportNo.:BLA-EMC-202210-A7102 Page 61 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT1-DH12402MHzAnt1No-HoppingEmission BandEdgeNVNT1-DH12480MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 62 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT1-DH12480MHzAnt1No-HoppingEmission BandEdgeNVNT2-DH12402MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 63 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT2-DH12402MHzAnt1No-HoppingEmission BandEdgeNVNT2-DH12480MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 64 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT2-DH12480MHzAnt1No-HoppingEmission BandEdgeNVNT3-DH12402MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 65 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT3-DH12402MHzAnt1No-HoppingEmission BandEdgeNVNT3-DH12480MHzAnt1No-HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 66 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNT3-DH12480MHzAnt1No-HoppingEmission ReportNo.:BLA-EMC-202210-A7102 Page 67 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping) ConditionModeFrequency (MHz) AntennaHopping Mode MaxValue (dBc) Limit (dBc) Verdict NVNT1-DH12402Ant1Hopping-45.05-20Pass NVNT1-DH12480Ant1Hopping-40.21-20Pass NVNT2-DH12402Ant1Hopping-44.94-20Pass NVNT2-DH12480Ant1Hopping-39.25-20Pass NVNT3-DH12402Ant1Hopping-43.91-20Pass NVNT3-DH12480Ant1Hopping-39.73-20Pass BandEdge(Hopping)NVNT1-DH12402MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 68 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT1-DH12402MHzAnt1HoppingEmission BandEdge(Hopping)NVNT1-DH12480MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 69 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT1-DH12480MHzAnt1HoppingEmission BandEdge(Hopping)NVNT2-DH12402MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 70 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT2-DH12402MHzAnt1HoppingEmission BandEdge(Hopping)NVNT2-DH12480MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 71 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT2-DH12480MHzAnt1HoppingEmission BandEdge(Hopping)NVNT3-DH12402MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 72 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT3-DH12402MHzAnt1HoppingEmission BandEdge(Hopping)NVNT3-DH12480MHzAnt1HoppingRef ReportNo.:BLA-EMC-202210-A7102 Page 73 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdge(Hopping)NVNT3-DH12480MHzAnt1HoppingEmission ReportNo.:BLA-EMC-202210-A7102 Page 74 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ConductedRFSpuriousEmission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH12402Ant1-41.48-20Pass NVNT1-DH12441Ant1-39.15-20Pass NVNT1-DH12480Ant1-39.28-20Pass NVNT2-DH12402Ant1-39.29-20Pass NVNT2-DH12441Ant1-40.09-20Pass NVNT2-DH12480Ant1-37.46-20Pass NVNT3-DH12402Ant1-39.2-20Pass NVNT3-DH12441Ant1-40.21-20Pass NVNT3-DH12480Ant1-39.45-20Pass Tx.SpuriousNVNT1-DH12402MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 75 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT1-DH12402MHzAnt1Emission Tx.SpuriousNVNT1-DH12441MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 76 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT1-DH12441MHzAnt1Emission Tx.SpuriousNVNT1-DH12480MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 77 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT1-DH12480MHzAnt1Emission Tx.SpuriousNVNT2-DH12402MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 78 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12402MHzAnt1Emission Tx.SpuriousNVNT2-DH12441MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 79 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12441MHzAnt1Emission Tx.SpuriousNVNT2-DH12480MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 80 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT2-DH12480MHzAnt1Emission Tx.SpuriousNVNT3-DH12402MHzAnt1Ref

ReportNo.:BLA-EMC-202210-A7102 Page 31 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202210-A7102 Page 32 of 96 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-202210-A7102 Page 33 of 96 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-202210-A7102 Page 34 of 96 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-202210-A7102 Page 35 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 16.4TESTDATA [TestMode:TXlowchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202210-A7102 Page 36 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXlowchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202210-A7102 Page 37 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202210-A7102 Page 38 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXhighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202210-A7102 Page 39 of 96 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.Ifthetransmittercomplieswiththeconductedpower limitsbasedontheuseofRMSaveragingoveratimeinterval,aspermittedunder paragraph(b)(3)ofthissection,theattenuationrequiredunderthisparagraphshall be30dBinsteadof20dB.Attenuationbelowthegenerallimitsspecifiedin §15.209(a)isnotrequired.Inaddition,radiatedemissionswhichfallinthe restrictedbands,asdefinedin§15.205(a),mustalsocomplywiththeradiated emissionlimitsspecifiedin§15.209(a)(see§15.205(c)). 17.2BLOCKDIAGRAMOFTESTSETUP ReportNo.:BLA-EMC-202210-A7102 Page 40 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 17.3TESTDATA Pass:PleaseReferToAppendix:Appendix1ForDetails ReportNo.:BLA-EMC-202210-A7102 Page 41 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected]…

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ReportNo.:BLA-EMC-202210-A7102 Page 81 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12402MHzAnt1Emission Tx.SpuriousNVNT3-DH12441MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 82 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12441MHzAnt1Emission Tx.SpuriousNVNT3-DH12480MHzAnt1Ref ReportNo.:BLA-EMC-202210-A7102 Page 83 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNT3-DH12480MHzAnt1Emission ReportNo.:BLA-EMC-202210-A7102 Page 84 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] CarrierFrequenciesSeparation ConditionModeAntennaHoppingFreq1 (MHz) HoppingFreq2 (MHz) HFS (MHz) Limit (MHz) Verdict NVNT1-DH1Ant12440.95252441.9981.04551.016Pass NVNT2-DH1Ant12440.8492441.8420.9930.899Pass NVNT3-DH1Ant12441.082442.0730.9930.889Pass CFSNVNT1-DH12441MHzAnt1 ReportNo.:BLA-EMC-202210-A7102 Page 85 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] CFSNVNT2-DH12441MHzAnt1 CFSNVNT3-DH12441MHzAnt1 ReportNo.:BLA-EMC-202210-A7102 Page 86 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] NumberofHoppingChannel ConditionModeAntennaHoppingNumberLimitVerdict NVNT1-DH1Ant17915Pass NVNT2-DH1Ant17915Pass NVNT3-DH1Ant17915Pass HoppingNo.NVNT1-DH12441MHzAnt1 ReportNo.:BLA-EMC-202210-A7102 Page 87 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] HoppingNo.NVNT2-DH12441MHzAnt1 HoppingNo.NVNT3-DH12441MHzAnt1 ReportNo.:BLA-EMC-202210-A7102 Page 88 of 96 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-DH12441Ant10.386143.59237231600400Pass NVNT1-DH32441Ant11.661279.04816831600400Pass NVNT1-DH52441Ant12.916317.84410931600400Pass NVNT2-DH52441Ant12.923321.5311031600400Pass NVNT3-DH52441Ant12.932322.5211031600400Pass DwellNVNT1-DH12441MHzAnt1OneBurst ReportNo.:BLA-EMC-202210-A7102 Page 89 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT1-DH12441MHzAnt1Accumulated DwellNVNT1-DH32441MHzAnt1OneBurst ReportNo.:BLA-EMC-202210-A7102 Page 90 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT1-DH32441MHzAnt1Accumulated DwellNVNT1-DH52441MHzAnt1OneBurst ReportNo.:BLA-EMC-202210-A7102 Page 91 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT1-DH52441MHzAnt1Accumulated DwellNVNT2-DH52441MHzAnt1OneBurst ReportNo.:BLA-EMC-202210-A7102 Page 92 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT2-DH52441MHzAnt1Accumulated DwellNVNT3-DH52441MHzAnt1OneBurst ReportNo.:BLA-EMC-202210-A7102 Page 93 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] DwellNVNT3-DH52441MHzAnt1Accumulated ReportNo.:BLA-EMC-202210-A7102 Page 94 of 96 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] APPENDIXA:PHOTOGRAPHSOFTESTSETUP RadiatedSpuriousEmissions ReportNo.:BLA-EMC-202210-A7102 Page 95 of 96 BlueAsiaofTechnicalServices(Shen…

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