2AWCB-KT-W01AMia Baby sound machine

SHENZHENSHIKAIXINGUANGDIANCO.,LTD AgentAuthorization FCCID:2AWCB-KT-W01A Company:SHENZHENSHIKAIXINGUANGDIANCO.,LTD Address:SoftwareBuilding,No.9GaoxinZhongYiRoad,High-TechPark,Nanshan district,ShenzhenCity,GuangdongProvice,P.R.China ProductName:MiaBabysoundmachine TradeName:N/A ModelNumber(s):KT-W01A ProductDescription:MiaBabysoundmachine WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown.

SHENZHENSHIKAIXINGUANGDIANCO.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2020.05.16 Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Subject; Request for Confid entiality FCC ID:2AWCB-KT-W01A Applicant：SHENZHENSH I KAIXIN GUANGDIAN CO.,LTD Product Designation：Mia Baby sound machine Trade Name：N/A Model Name：KT-W01A To Whom It May Concern, Pursuant to the p rovisions of the Com mission’s rules Title 47 Sections §0.457 a nd §0.459, we are requesting th e Commission to wit hhold the following at tachment(s) as confi dential documents from public disclosure ind efinitely. SHENZHENSHIKAIXINGUANGDIANCO.,LTD Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely,

Page1of4 APPENDIXB:PHOTOGRAPHSOFEUT ALLVIEWOFEUT Page2of4 TOPVIEWOFEUT BOTTOMVIEWOFEUT Page3of4 FRONTVIEWOFEUT BACKVIEWOFEUT Page4of4 LEFTVIEWOFEUT RIGHTVIEWOFEUT

OPENVIEW-2OFEUT OPENVIEW-3OFEUT Page 1 of 3 APPENDIX C: PHOTOGRAPHS OF EUT INTERNALVIEW-1OFEUT INTERNALVIEW-2OFEUT Page 2 of 3 INTERNALVIEW-3OFEUT Antenn a Page 3 of 3 --- -END OF REPORT ----

RFEXPOSUREEVALUATION 1.PRODUCTINFORMATION ProductDescription MiaBabysoundmachine ModelName KT-W01A FCCID 2AWCB-KT-W01A 2.EVALUATIONMETHODANDLIMIT HumanexposuretoRFemissionsfrommobiledevices(47CFR§2.1091)maybe evaluatedbasedontheMPElimitsadoptedbytheFCCforelectricandmagneticfield strengthand/orpowerdensity,asappropriate,sinceexposuresareassumedtooccurat distancesof20cmormorefrompersons. LIMITSFORGENERALPOPULATION/UNCONTROLLEDEXPOSURE Frequency Range (MHz) E-fieldStrength (E) (V/m) MagneticField Strength(H) (A/m) PowerDensity (S) (mW/cm 2 ) AveragingTime |E| 2 ,|H| 2 orS (Minutes) 0.3--1.346141.63(100)*30 1.34--30824/f2.19/f(180/f 2 )*30 30--30027.50.0730.230 300--1500----f/150030 1500--100,000----1.030 *Note: 1.f=FrequencyinMHz*Plane-waveEquivalentPowerDensity 2.TheaveragingtimeforGeneralPopulation/Uncontrolledexposuretofixedtransmitters isnotapplicableformobileandportabletransmitters.See47CFR§§2.1091and2.1093 onsource-basedtime-averagingrequirementformobileandportabletransmitters. S=PG/4πR² Where: S=powerdensity P=powerinputtoantenna G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=distancetothecenterofradiationoftheantenna CALCULATION Aminimumtestseparationdistance≥20cmisrequiredbetweentheantennaand radiatingstructuresofthedeviceandnearbypersonstoapplymobiledeviceexposure limits.Thedistancemustbeatleast20cmandfullysupportedbytheoperatingand installationconfigurationsofthetransmitteranditsantenna(s),accordingtothe source-basedtime-averagedmaximumpowerrequirementsof§2.1091(d)(2).Incases wherecablelossesorotherattenuationsareappliedtodeterminecompliance,themost conservativeoperatingconfigurationsandexposureconditionsmustbeevaluated. AntennaGain=2dBi(Numeric1.58),π=3.14 Note: 1.Onlytheworstcaserecorded. FrequencyOutputPowerOutputPowerPowerDensityPowerDensityLimit MHzdBmmWmW/cm 2 mW/cm 2 243714.8130.270.00951

RADIOTESTREPORT FCCID:2AWCB-KT-W01A ProductDesignation: MiaBabysoundmachine Trademark: N/A ModelName: KT-W01A Applicant: SHENZHENSHIKAIXINGUANGDIANCO.,LTD DateofIssue: May.12,2020 Standard(s): FCCPart15.247 ReportNo: DGE200413005D Preparedfor SHENZHENSHIKAIXINGUANGDIANCO.,LTD SoftwareBuilding,No.9GaoxinZhongYiRoad,High-TechPark,Nanshandistrict, ShenzhenCity,GuangdongProvice,P.R.China Preparedby ShenzhenNTEKTestingTechnologyCo.,Ltd. 1/F,BuildingE,FendaSciencePark,SanweiCommunity, XixiangStreetBao’anDistrict,ShenzhenP.R.China Tel.:+86-755-61159388 Fax.:+86-755-61156599 Website:http://www.ntek.org.cn ReportNo.:DGE200413005D Page 1 of89 TABLEOFCONTENTS 1.TESTRESULTCERTIFICATION...................................................................................................................................5 2.SUMMARYOFTESTRESULTS....................................................................................................................................6 3.FACILITIESANDACCREDITATIONS...........................................................................................................................6 3.1.FACILITIES ............................................................................................................................................................................... 6 3.2.LABORATORYACCREDITATIONSANDLISTINGS ...................................................................................................................... 6 3.3.MEASUREMENTUNCERTAINTY .............................................................................................................................................. 7 4.GENERALDESCRIPTIONOFEUT...............................................................................................................................8 4.1.PRODUCTDESCRIPTION ........................................................................................................................................................ 8 4.2.TABLEOFCARRIERFREQUENCYS .......................................................................................................................................... 8 4.3.IEEE802.11NMODULATIONSCHEME ................................................................................................................................... 9 4.4.TESTMETHODOLOGY ............................................................................................................................................................ 9 4.6.SPECIALACCESSORIES ........................................................................................................................................................... 9 4.7.EQUIPMENTMODIFICATIONS ............................................................................................................................................... 9 5.DESCRIPTIONOFTESTMODES..............................................................................................................................10 6.SYSTEMTESTCONFIGURATION.............................................................................................................................11 6.1.CONFIGURATIONOFEUTSYSTEM ....................................................................................................................................... 11 6.2.EQUIPMENTUSEDINEUTSYSTEM ..................................................................................................................................... 11 6.TESTFACILITY..............................................................................................................................................................12 7.OUTPUTPOWER...........................................................................................................................................................14 7.1.MEASUREMENTPROCEDURE .............................................................................................................................................. 14 7.2.TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ........................................................................................................ 14 7.3.LIMITSANDMEASUREMENTRESULT .................................................................................................................................. 15 8.6DBBANDWIDTH.........................................................................................................................................................17 ReportNo.:DGE200413005D Page 2 of89 8.1.MEASUREMENTPROCEDURE .............................................................................................................................................. 17 8.2.TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ........................................................................................................ 17 8.3.LIMITSANDMEASUREMENTRESULTS ................................................................................................................................ 18 9.CONDUCTEDSPURIOUSEMISSION.......................................................................................................................22 9.1.MEASUREMENTPROCEDURE .............................................................................................................................................. 22 9.2.TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ........................................................................................................ 22 9.3.MEASUREMENTEQUIPMENTUSEDJN ................................................................................................................................ 22 9.4.LIMITSANDMEASUREMENTRESULT .................................................................................................................................. 22 10.MAXIMUMCONDUCTEDOUTPUTPOWERSPECTRALDENSITY...............................................................31 10.1MEASUREMENTPROCEDURE .............................................…

Text truncated - open the document above for the full version.

ReportNo.:DGE200413005D Page 22 of89 9.CONDUCTEDSPURIOUSEMISSION 9.1.MEASUREMENTPROCEDURE 1.ConnectEUTRFoutputporttotheSpectrumAnalyzerthroughanRFattenuator 2,SettheEUTWorkonLowchannel,MediumchannelandHighchannelrespectively. 3.SetSPATrace1Maxhold,thenView. Note:TheSpuriousRFconductedemissionscomplianceofRFradiatedemissionshouldbemeasuredby followingtheguidanceinANSIC63.10-2013withrespecttomaximizingtheemissionbyrotatingtheEUT, measuringtheemissionwhiletheEUTissituatedinthreeorthogonalplanes(ifappropriate),adjustingthe measurementantennaheightandpolarizationetc.SetRBW=100kHzandVBW=300KHztomeasurethepeak fieldstrength,andmwasurefrequenyrangefrom30MHzto25GHz. 9.2.TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) Thesameasdescribedinsection8.2. 9.3.MEASUREMENTEQUIPMENTUSEDJN Thesameasdescribedinsection6. 9.4.LIMITSANDMEASUREMENTRESULT LIMITSANDMEASUREMENTRESULT ApplicableLimits MeasurementResult TestDataCriteria Inany100KHzBandwidthOutsidethe frequencybandinwhichthespreadspectrum intentionalradiatorisoperating,theradiofrequency powerthatisproducebytheintentionalradiatorshall beatleast30dBbelowthatin100KHzbandwidth withinthebandthatcontainsthehighestlevelofthe desiredpower. Inaddition,radiationemissionswhichfallinthe restrictedbands,asdefinedin§15.205(a),mustalso complywiththeradiatedemissionlimitsspecified in§15.209(a)) Atleast-30dBcthanthelimit SpecifiedontheBOTTOM Channel PASS Atleast-30dBcthanthelimit SpecifiedontheTOPChannel PASS Note：Thereferencelevelpleaseseethepeakvalueinplotsof6dBbandwidth ReportNo.:DGE200413005D Page 23 of89 802.11bForModulationinLowChannel 802.11bForModulationinMiddleChannel ReportNo.:DGE200413005D Page 24 of89 802.11bForModulationinHighChannel ReportNo.:DGE200413005D Page 25 of89 802.11gForModulationinLowChannel 802.11gForModulationinMiddleChannel ReportNo.:DGE200413005D Page 26 of89 802.11gForModulationinHighChannel ReportNo.:DGE200413005D Page 27 of89 802.11n20ForModulationinLowChannel 802.11n20ForModulationinMiddleChannel ReportNo.:DGE200413005D Page 28 of89 802.11n20ForModulationinHighChannel ReportNo.:DGE200413005D Page 29 of89 802.11n40ForModulationinLowChannel 802.11n40ForModulationinMiddleChannel ReportNo.:DGE200413005D Page 30 of89 802.11n40ForModulationinHighChannel ReportNo.:DGE200413005D Page 31 of89 10.MAXIMUMCONDUCTEDOUTPUTPOWERSPECTRALDENSITY 10.1MEASUREMENTPROCEDURE (1).ConnectEUTRFoutputporttotheSpectrumAnalyzerthroughanRFattenuator (2).SettheEUTWorkonLowchannel,MediumchannelandHighchannelrespectively. (3).SetSPATrace1Maxhold,thenView. Note:ThemethodofAVGPSD-1intheANSIC63.10(2013)item11.10wasusedinthistesting. 10.2TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION) ReferToSection8.2. 10.3MEASUREMENTEQUIPMENTUSED ReferToSection6. 10.4LIMITSANDMEASUREMENTRESULT TESTITEMPOWERSPECTRALDENSITY TESTMODE802.11bwithdatarate1 ChannelNo. Powerdensity (dBm/20kHz) Powerdensity (dBm/3kHz) Limit (dBm/3kHz) Result LowChannel-2.366-10.6068Pass MiddleChannel-0.327-8.5678Pass HighChannel-0.152-8.3928Pass TESTITEMPOWERSPECTRALDENSITY TESTMODE802.11gwithdatarate6 ChannelNo. Powerdensity (dBm/20kHz) Powerdensity (dBm/3kHz) Limit (dBm/3kHz) Result LowChannel-7.761-16.0018Pass MiddleChannel-5.541-13.7818Pass HighChannel-5.513-13.7538Pass ReportNo.:DGE200413005D Page 32 of89 TESTITEMPOWERSPECTRALDENSITY TESTMODE802.11n20withdatarate6.5 ChannelNo. Powerdensity (dBm/20kHz) Powerdensity (dBm/3kHz) Limit (dBm/3kHz) Result LowChannel-7.851-16.0918Pass MiddleChannel-6.406-14.6468Pass HighChannel-5.873-14.1138Pass TESTITEMPOWERSPECTRALDENSITY TESTMODE802.11n40withdatarate13.5 ChannelNo. Powerdensity (dBm/20kHz) Powerdensity (dBm/3kHz) Limit (dBm/3kHz) Result LowChannel-9.762-18.0028Pass MiddleChannel-9.254-17.4948Pass HighChannel-9.648-17.8888Pass Note:Powerdensity(dBm/3kHz)=Powerdensity(dBm/20kHz)+10Log(3/20) ReportNo.:DGE200413005D Page 33 of89 TestPlotofSpectralDensity 802.11b-LowChannel802.11g-LowChannel 802.11b-MiddleChannel802.11g-MiddleChannel 802.11b-HighChannel802.11g-HighChannel ReportNo.:DGE200413005D Page 34 of89 802.11n20-LowChannel802.11n40-LowChannel 802.11n20-MiddleChannel802.11n40-MiddleChannel 802.11n20-HighChannel802.11n40-MiddleChannel

ReportNo.:DGE200413005D Page 35 of89 11.RADIATEDEMISSION 11.1.MEASUREMENTPROCEDURE 1.TheEUTwasplacedonthetopoftheturntable0.8or1.5meteraboveground.Thephasecenterofthe receivingantennamountedonthetopofaheight-variableantennatowerwasplaced3metersfaraway fromtheturntable. 2.PowerontheEUTandallthesupportingunits.Theturntablewasrotatedby360degreestodeterminethe positionofthehighestradiation. 3.Theheightofthebroadbandreceivingantennawasvariedbetweenonemeterandfourmetersabove groundtofindthemaximumemissionsfieldstrengthofbothhorizontalandverticalpolarization. 4.Foreachsuspectedemissions,theantennatowerwasscan(from1Mto4M)andthentheturntablewas rotated(from0degreeto360degrees)tofindthemaximumreading. 5.Setthetest-receiversystemtoPeakorCISPRquasi-peakDetectFunctionwithspecifiedbandwidthunder MaximumHoldMode. 6.Foremissionsabove1GHz,use1MHzRBWand3MHzVBWforpeakreading.Placethemeasurement antennaawayfromeachareaoftheEUTdeterminedtobeasourceofemissionsatthespecified measurementdistance,whilekeepingthemeasurementantennaaimedatthesourceofemissionsateach frequencyofsignificantemissions,withpolarizationorientedformaximumresponse.Themeasurement antennamayhavetobehigherorlowerthantheEUT,dependingontheradiationpatternoftheemission andstayingaimedattheemissionsourceforreceivingthemaximumsignal.Thefinalmeasurement antennaelevationshallbethatwhichmaximizestheemissions.Themeasurementantennaelevationfor maximumemissionsshallberestrictedtoarangeofheightsoffrom1mto4mabovethegroundor referencegroundplane. 7.Whentheradiatedemissionslimitsareexpressedintermsoftheaveragevalueoftheemissions,and pulsedoperationisemployed,themeasurementfieldstrengthshallbedeterminedbyaveragingoverone completepulsetrain,includingblankingintervals,aslongasthepulsetraindoesnotexceed0.1seconds. Asanalternative(providedthetransmitteroperatesforlongerthan0.1seconds)orincaseswherethe pulsetrainexceeds0.1seconds,themeasuredfieldstrengthshallbedeterminedfromtheaverage absolutevoltageduringa0.1secondintervalduringwhichthefieldstrengthisatitsmaximumvalues. 8.IftheemissionsleveloftheEUTinpeakmodewas3dBlowerthantheaveragelimitspecified,thentesting willbestoppedandpeakvaluesofEUTwillbereported,otherwise,theemissionswhichdonothave3dB marginwillberepeatedonebyoneusingthequasi-peakmethodforbelow1GHz. 9.Fortestingabove1GHz,theemissionsleveloftheEUTinpeakmodewaslowerthanaveragelimit(that meanstheemissionslevelinpeakmodealsocomplieswiththelimitinaveragemode),thentestingwillbe stoppedandpeakvaluesofEUTwillbereported,otherwise,theemissionswillbemeasuredinaverage modeagainandreported. 10.Incasetheemissionislowerthan30MHz,loopantennahastobeusedformeasurementandthe recordeddatashouldbeQPmeasuredbyreceiver.High-Lowscanisnotrequiredinthiscase. ReportNo.:DGE200413005D Page 36 of89 11.2.TESTSETUP RadiatedEmissionTest-SetupFrequencyBelow30MHz RADIATEDEMISSIONTESTSETUP30MHz-1000MHz RADIATEDEMISSIONTESTSETUPABOVE1000MHz ReportNo.:DGE200413005D Page 37 of89 11.3.LIMITSANDMEASUREMENTRESULT 15.209(a)Limitinthebelowtablehastobefollowed Frequencies (MHz) FieldStrength (micorvolts/meter) MeasurementDistance (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 Note: (1).AllmodesweretestedForrestrictedbandradiatedemission,thetestrecordsreportedbelowaretheworst resultcomparedtoothermodes. (2).Theamplitudeofspuriousemissionthatisattenuatedbymorethan20dBbelowthepermissible limithasnoneedtobereported.（9KHz~30MHz） 11.4.TESTRESULT RADIATEDEMISSIONBELOW30MHZ Noemissionfoundbetweenlowestinternalused/generatedfrequenciesto30MHz. ReportNo.:DGE200413005D Page 38 of89 RADIATEDEMISSIONBELOW1GHZ EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2412MHZ AntennaHorizontal RESULT:PASS ReportNo.:DGE200413005D Page 39 of89 EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2412MHZ AntennaVertical RESULT:PASS Note:1.Factor=AntennaFactor+Cableloss,Margin=Measurement-Limit. 2.The“Factor”valuecanbecalculatedautomaticallybysoftwareofmeasurementsystem. 3.Alltestmodeshadbeenpre-tested.The802.11batlowchannelistheworstcaseandrecordedinthereport. ReportNo.:DGE200413005D Page 40 of89 RADIATEDEMISSIONABOVE1GHZ EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2412MHZ AntennaHorizontal EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2412MHZ AntennaVertical ReportNo.:DGE200413005D Page 41 of89 EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2437MHZ AntennaHorizontal EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2437MHZ AntennaVertical ReportNo.:DGE200413005D Page 42 of89 EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2462MHZ AntennaHorizontal EUTMiaBabysoundmachineModelNameKT-W01A Temperature 25°C RelativeHumidity55.4% Pressure960hPaTestVoltageNormalVoltage TestMode 802.11bwithdaterate1 2462MHZ AntennaVertical RESULT:PASS Note: Otheremissionsfrom1Gto25GHzareconsideredasambientnoise.Norecordinginthetestreport. Factor=AntennaFactor+Cableloss-Amplifiergain,Over=Measure-Limit. The“Factor”valuecanbecalculatedautomaticallybysoftwareofmeasurementsystem. Alltestmodeshadbeenpre-tested.The802.11bmodeistheworstcaseandrecordedinthereport. ReportNo.:DGE200413005D Page 43 of89 12.BANDEDGEEMISSION 12.1.MEASUREMENTPROCEDURE Radiatedrestrictedbandedgemeasurements TheradiatedrestrictedbandedgemeasurementsaremeasuredwithanEMItestreceiverconnectedtothe receiveantennawhiletheEUTistransmi…

Text truncated - open the document above for the full version.

APPENDIXA:PHOTOGRAPHSOFTESTSETUP FCCRADIATEDEMISSIONTESTSETUPBELOW1GHZ FCCRADIATEDEMISSIONTESTSETUPABOVE1GHZ Page 1 of 2 FCCCONDUCTEDEMISSIONTESTSETUP Page 2 of 2