2A3E7-S5Wireless speaker

MigoalTechnologyCo.,Ltd ModelDifference Productdescription:Wirelessspeaker Modelname:XBS9-1069-BLK DC-1512 TradeName:N/A FCCID:2A3E7-S5 AllthemodelarethesamecircuitandRFmodule,onlyformodelname. Regards Sincerely Client’ssignature: Client’sname/title:JackXu(N/A) Contactinformation/address:floor,No1,4thWestRoad,YayaoIndustrialZone,humen,Dongguan, Guangdong,China

C5266091_X8_Ed.1 1/1 LetterofAuthorization <MigoalTechnologyCo.,Ltd> Company:MigoalTechnologyCo.,Ltd Address:floor,No1,4thWestRoad,YayaoIndustrialZone,humen,Dongguan, Guangdong,China ProductName:Wirelessspeaker ModelNumber:XBS9-1069-BLK DC-1512 FCCIdentifier:2A3E7-S5 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:JackXuDate:2022-09-19 Title:N/A Signatureofapplicant:

C5266091_X10_Ed.1 1/1 <MigoalTechnologyCo.,Ltd> OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2022-09-19 Subject:RequestforConfidentiality FCCID:2A3E7-S5 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo BlockDiagram Schematics TestReportNoNo TestSetupPhotosNo User’sManual InternalPhotos PartsList/TuneUp RFExposureInfo OperationalDescription CoverLetter(s)NoNo SDRSoftware/SecurityInfoNo Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, Signature: Name:JackXu Title:N/A

EUTPHOTO(ExternalPhotos)

Labelandlabellocation Wirelessspeaker FCCID:2A3E7-S5

EUTPHOTO(InternalPhotos) ※※※※※ENDOFREPORT※※※※※ BTANT

FCCID:2A3E7-S5 RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 ,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. TestResultofRFExposureEvaluation BTmode Mode Outputpower toantenna (dBm) Outputpowerto antenna(mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result GFSK1.4671.400.0002241.0PASS π/4-DQPSK-1.2380.750.0001311.0PASS 8-DPSK-2.3040.590.0001021.0PASS Remark:antennagain=-0.58dBi

ProjectNo.:ZKT-2209076569E-1 Page 1 of 80 FCCTESTREPORT FCCID:2A3E7-S5 ReportNumber. .................................... :ZKT-2209076569E-1 DateofTest ...................................................... : Sept.07,2022toSept.14,2022 Dateofissue ......................................... : Sept.14,2022 Totalnumberofpages ......................... 80 TestResult .......................................... : PASS TestingLaboratory...........................: ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... : 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname.............................: MigoalTechnologyCo.,Ltd. Address...............................................: floor,No1,4thWestRoad,YayaoIndustrialZone,humen, Dongguan,Guangdong,China Manufacturer'sname......................: MigoalTechnologyCo.,Ltd. Address...............................................: floor,No1,4thWestRoad,YayaoIndustrialZone,humen, Dongguan,Guangdong,China Testspecification: Standard ................................................ : FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 Testprocedure.....................................: / Non-standardtestmethod ................ :N/A TestReportFormNo........................: TRF-EL-112_V0 TestReportForm(s)Originator.....: ZKTTesting MasterTRF ........................................ : Dated:2021-04-22 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname ..................................... :Wirelessspeaker Trademark ........................................... :N/A Model/Typereference.........................:XBS9-1069-BLK DC-1512 Ratings..................................................:Input:DC5V ProjectNo.:ZKT-2209076569E-1 Page 2 of 80 Testingprocedureandtestinglocation: TestingLaboratory .......................................... :ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China TomZou Testedby(name+signature) ....................... : JacksonFang Reviewer(name+signature) ....................... : LakeXie Approved(name+signature).......................: ProjectNo.:ZKT-2209076569E-1 Page 3 of 80 TableofContents Page 1.VERSION.......................................................................................................................................5 2.TESTSUMMARY........................................................................................................................6 2.1TESTFACILITY..............................................................................................................................7 2.2MEASUREMENTUNCERTAINTY...........................................................................................7 3.GENERALINFORMATION.......................................................................................................8 3.1GENERALDESCRIPTIONOFEUT........................................................................................8 3.2TestSetupConfiguration.............................................................................................................9 3.3SupportEquipment......................................................................................................................10 3.4TestMode.......................................................................................................................................11 3.5EQUIPMENTSLISTFORALLTESTITEMS......................................................................12 4.EMCEMISSIONTEST.............................................................................................................14 4.1Conductedemissions.................................................................................................................14 4.1.1POWERLINECONDUCTEDEMISSIONLimits............................................................14 4.1.2TESTPROCEDURE...............................................................................................................14 4.1.3DEVIATIONFROMTESTSTANDARD............................................................................14 4.1.4TESTSETUP.............................................................................................................................14 4.1.5EUTOPERATINGCONDITIONS.......................................................................................15 4.1.6TestResult.................................................................................................................................16 4.2Radiatedemissions.....................................................................................................................18 4.2.1RadiatedEmissionLimits.......................................................................................................18 4.2.2TESTPROCEDURE...............................................................................................................18 4.2.3DEVIATIONFROMTESTSTANDARD............................................................................19 4.2.4TESTSETUP.............................................................................................................................19 4.2.5EUTOPERATINGCONDITIONS.......................................................................................20 4.2.6TESTRESULTS.......................................................................................................................21 5.RADIATEDBANDEMISSIONMEASUREMENT.............................................................30 5.1T…

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Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

ProjectNo.:ZKT-2209076569E-1 Page 51 of 80 Testplots GFSKLowChannel ProjectNo.:ZKT-2209076569E-1 Page 52 of 80 GFSKMiddleChannel GFSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 53 of 80 π/4-DQPSKLowChannel π/4-DQPSKMiddleChannel ProjectNo.:ZKT-2209076569E-1 Page 54 of 80 π/4-DQPSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 55 of 80 8-DPSKLowChannel ProjectNo.:ZKT-2209076569E-1 Page 56 of 80 8-DPSKMiddleChannel 8-DPSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 57 of 80 8.MaximumPeakOutputPower TestRequirement:FCCPart15CSection15.247(b)(1) TestMethod:ANSIC63.10:2013 Limit:GFSK:30dBm π/4-DQPSK&8-DPSK:20.97dBm 8.1BlockDiagramOfTestSetup 8.2Limit Forfrequencyhoppingsystemsoperatinginthe2400-2483.5MHzbandemployingatleast75 non-overlappinghoppingchannels,andallfrequencyhoppingsystemsinthe5725-5850MHzband:1watt. Forallotherfrequencyhoppingsystemsinthe2400-2483.5MHzband:0.125watts. ForFHSsoperatingintheband2400-2483.5MHz,themaximumpeakconductedoutputpowershallnot exceed1.0Wifthehopsetuses75ormorehoppingchannels;themaximumpeakconductedoutputpower shallnotexceed0.125Wifthehopsetuseslessthan75hoppingchannels.Thee.i.r.p.shallnotexceed4W. 8.3Testprocedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaporttothespectrum. 2.Setthespectrumanalyzer:RBW=2MHz.VBW=6MHz.Sweep=auto;DetectorFunction=Peak. 3.KeeptheEUTintransmittingatlowest,mediumandhighestchannelindividually.Recordthemaxvalue. 8.4DEVIATIONFROMSTANDARD Nodeviation. 8.5TestResult ModeTestchannel PeakOutputPower (dBm) FCCLimit (dBm) Result GFSK Lowest1.467 30.00PassMiddle0.973 Highest0.204 π/4-DQPSK Lowest-1.238 21.00PassMiddle-1.788 Highest-2.435 8-DPSK Lowest-2.304 21.00PassMiddle-2.802 Highest-3.52 ProjectNo.:ZKT-2209076569E-1 Page 58 of 80 Testplots GFSKLowChannel GFSKMiddleChannel ProjectNo.:ZKT-2209076569E-1 Page 59 of 80 GFSKHighChannel π/4-DQPSKLowChannel ProjectNo.:ZKT-2209076569E-1 Page 60 of 80 π/4-DQPSKMiddleChannel π/4-DQPSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 61 of 80 8-DPSKLowChannel 8-DPSKMiddleChannel ProjectNo.:ZKT-2209076569E-1 Page 62 of 80 8-DPSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 63 of 80 9.HOPPINGCHANNELSEPARATION TestRequirement:FCCPart15CSection15.247(a)(1) TestMethod:ANSIC63.10:2013 Receiversetup: RBW=30KHz,VBW=100KHz,detector=Peak Limit: GFSK:20dBbandwidth π/4-DQPSK&8DSK:0.025MHzor2/3ofthe20dBbandwidth(whichever isgreater) 9.1TestSetup 9.2Testprocedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaport tothespectrum. 2.Setthespectrumanalyzer:RBW=30kHz.VBW=100kHz,Span=3.0MHz.Sweep=auto;Detector Function=Peak.Trace=Maxhold. 3.Allowthetracetostabilize.Usethemarker-deltafunctiontodeterminetheseparationbetweenthepeaksof theadjacentchannels.ThelimitisspecifiedinoneofthesubparagraphsofthisSectionSubmitthisplot. 9.3DEVIATIONFROMSTANDARD Nodeviation. ProjectNo.:ZKT-2209076569E-1 Page 64 of 80 9.4TestResult ModulationTestChannelSeparation(MHz)Limit(MHz)Result GFSKLow 1.1490.938 PASS GFSK Middle 0.9870.870 PASS GFSK High 1.1580.877 PASS π/4-DQPSK Low 0.981 0.953PASS π/4-DQPSK Middle 1.005 0.951PASS π/4-DQPSK High 1.179 0.959PASS 8-DPSK Low 1.146 0.955PASS 8-DPSK Middle 1.149 0.989PASS 8-DPSKHigh 1.149 0.959PASS Testplots GFSKLowChannel ProjectNo.:ZKT-2209076569E-1 Page 65 of 80 GFSKMiddleChannel GFSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 66 of 80 π/4-DQPSKLowChannel π/4-DQPSKMiddleChannel ProjectNo.:ZKT-2209076569E-1 Page 67 of 80 π/4-DQPSKHighChannel 8-DPSKLowChannel ProjectNo.:ZKT-2209076569E-1 Page 68 of 80 8-DPSKMiddleChannel 8-DPSKHighChannel ProjectNo.:ZKT-2209076569E-1 Page 69 of 80 10.NUMBEROFHOPPINGFREQUENCY TestRequirement:FCCPart15CSection15.247(a)(1)(iii) TestMethod:ANSIC63.10:2013 Receiversetup: RBW=100kHz,VBW=300kHz,Frequencyrange=2400MHz-2483.5MHz, Detector=Peak Limit: 15channels 10.1TestSetup 10.2Testprocedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaporttothespectrum. 2.Setthespectrumanalyzer:RBW=100kHz.VBW=300kHz.Sweep=auto;DetectorFunction=Peak. Trace=Maxhold. 3.Allowthetracetostabilize.Itmayprovenecessarytobreakthespanuptosections.inordertoclearly showallofthehoppingfrequencies.ThelimitisspecifiedinoneofthesubparagraphsofthisSection. 4.Setthespectrumanalyzer:StartFrequency=2.4GHz,StopFrequency=2.4835GHz.Sweep=auto; 10.3DEVIATIONFROMSTANDARD Nodeviation. ProjectNo.:ZKT-2209076569E-1 Page 70 of 80 10.4TestResult TestPlots: 79Channelsintotal GFSK ProjectNo.:ZKT-2209076569E-1 Page 71 of 80 π/4-DQPSK 8-DPSK ProjectNo.:ZKT-2209076569E-1 Page 72 of 80 11.DWELLTIME TestRequirement:FCCPart15CSection15.247(a)(1)(iii) TestMethod:ANSIC63.10:2013 Receiversetup: RBW=1MHz,VBW=3MHz,Span=0Hz,Detector=Peak Limit: 0.4Second 11.1TestSetup 11.2Testprocedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaporttothespectrum. 2.Setspectrumanalyzerspan=0Hz; 3.SetRBW=1MHzandVBW=3MHz.Sweep=asnecessarytocapturetheentiredwelltimeperhopping channel.SettheEUTforDH5,DH3andDH1packettransmitting. 4.Usethemarker-deltafunctiontodeterminethedwelltime.Ifthisvaluevarieswithdifferentmodesof operation(e.g..datarate.modulationformat.etc.).repeatthistestforeachvariation.Thelimitisspecifiedin oneofthesubparagraphsofthisSection.Submitthisplot(s). 11.3DEVIATIONFROMSTANDARD Nodeviation. ProjectNo.:ZKT-2209076569E-1 Page 73 of 80 11.4TestResult GFSKmode: FrequencyPacketDwelltime(ms)Limit(ms)Result 2441MHzDH1 121.600 400Pass 2441MHzDH3 261.760 400Pass 2441MHzDH5 307.52 400Pass Remarks: Thetestperiod:T=0.4Second/Channelx79Channel=31.6s Testchannel:asblow CH:2441MHztimeslot=0.380(ms)*(1600/(2*79))*31.6=121.600ms CH:2441MHztimeslot=1.636(ms)*(1600/(4*79))*31.6=261.760ms CH:2441MHztimeslot=2.883(ms)*(1600/(6*79))*31.6=307.52ms π/4-DQPSKmode: FrequencyPacketDwelltime(ms)Limit(ms)Result 2441MHz2DH1 124.16 400Pass 2441MHz2DH3 262.560 400Pass 2441MHz2DH5 308.053 400Pass Remarks: Thetestperiod:T=0.4Second/Channelx79Channel=31.6s Testchannel:asblow CH:2441MHztimeslot=0.388(ms)*(1600/(2*79))*31.6=124.16ms CH:2441MHztimeslot=1.641(ms)*(1600/(4*79))*31.6=26…

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EUTTESTPHOTO