2AZBU-43ATXBaby Monitor

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20cm between the radiator & your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

ShenzhenMingchuangzhilianTechnologyCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2023-2-10 FCCID:2AZBU-43ATX Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing ShenzhenMingchuangzhilianTechnologyCo.,Ltdcertifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing ShenzhenMingchuangzhilianTechnologyCo.,Ltdcertifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. Applicant:ShenzhenMingchuangzhilianTechnologyCo.,Ltd Address:4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,Bantian St,Longgang,Shenzhen,China ContactPerson:SambShuai Tel.:+86-13714264917 Email:[email protected] Sincerely, Signature:

FRN:0033401837

ShenzhenMingchuangzhilianTechnologyCo.,Ltd Date：2023-1-14 ProductModelNumber:SM43A,SM43ATX,SM43B,SM43BTX,SM43C, SM43CTX,SM43TX,SM43D,SM43DTX FCCID：2AZBU-43ATX Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By:SambShuai ContactListedonFCCWesbite Title:Manager Email:[email protected] Telephone:+86-13714264917 Onbehalfof:ShenzhenMingchuangzhilianTechnologyCo.,Ltd

ShenzhenMingchuangzhilianTechnologyCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:February1,2023 Subject;RequestforConfidentiality FCCID:2AZBU-43ATX ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram OperationalDescription Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:SambShuai Title:Manager

ShenzhenMingchuangzhilianTechnologyCo.,Ltd ModelConfirmationLetter We,(ShenzhenMingchuangzhilianTechnologyCo.,Ltd)certifytheproduct: BabyMonitor ModelNo.:SM43A,SM43ATX,SM43B,SM43BTX,SM43C,SM43CTX,SM43TX,SM43D, SM43DTX Theirelectricalcircuitdesign,layout,componentsusedandinternalwiringare identical,Onlythemodelisdifferent. Signiture: GranteeContact:SambShuai CompanyName:ShenzhenMingchuangzhilianTechnologyCo.,Ltd Date:2023-1-14

Externalphotos

Internalphotos ANT

ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20221101981E-02 Applicant: ShenzhenMingchuangzhilianTechnologyCo.,Ltd AddressofApplicant: 4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,BantianSt, LonggangDist,Shenzhen,China EquipmentUnderTest(EUT): EUTName:BabyMonitor ModelNo.:SM43A,SM43ATX,SM43B,SM43BTX,SM43C,SM43CTX,SM43TX,SM43D, SM43DTX TestModelNo.:SM43A BrandName:N/A FCCID: 2AZBU-43ATX Standards: 47CFRPart1.1307 47CFRPart1.1310 447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2022-11-23 DateofTest: 2022-11-23to2022-12-27 DateofIssue:2023-01-14 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20221101981E-02 Page:2of6 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20221101981E-02Rev.01 Initialreport 2023-01-14 ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20221101981E-02 Page:3of6 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOF2.4GCUSTOM.....................................................................................................................4 4MPEEVALUATION...........................................................................................................................................................5 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................5 4.1.1Limits....................................................................................................................................................................5 4.1.2TestProcedure...................................................................................................................................................5 4.1.3EUTRFExposure..............................................................................................................................................6 ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20221101981E-02 Page:4of6 3GeneralInformation 3.1ClientInformation Applicant: ShenzhenMingchuangzhilianTechnologyCo.,Ltd AddressofApplicant: 4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,BantianSt, LonggangDist,Shenzhen,China Manufacturer: ShenzhenMingchuangzhilianTechnologyCo.,Ltd AddressofManufacturer: 4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,BantianSt, LonggangDist,Shenzhen,China Factory: ShenzhenMingchuangzhilianTechnologyCo.,Ltd AddressofFactory: 4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,BantianSt, LonggangDist,Shenzhen,China 3.2GeneralDescriptionofEUT ProductName: BabyMonitor ModelNo.: SM43A,SM43ATX,SM43B,SM43BTX,SM43C,SM43CTX,SM43TX, SM43D,SM43DTX TestModelNo.: SM43A TradeMark: N/A SoftwareVersion: V10 HardwareVersion: V03 EUTPowerSupply: ModelNo.:GQ07-050100-AU Input:100-240V~50/60Hz0.3A Output:5V1A5W 3.3GeneralDescriptionof2.4Gcustom OperationFrequency: 2410MHz~2473MHz ModulationTechnique: FrequencyHoppingSpreadSpectrum(FHSS) ModulationType: GFSK NumberofChannel: 19 TransferRate:1Mbps HoppingChannelType: AdaptiveFrequencyHoppingsystems SampleType: MobilePortable AntennaType:Externalantenna AntennaGain:2dBi Note： Theaboveparameterswilldirectlyaffectthetestresults.Theinformationisprovidedbytheapplicant. ShenzhenHuaxiaTestingTechnologyCo.,Ltd ReportNo.:CQASZ20221101981E-02 Page:5of6 4MPEEvaluation 4.1RFExposureComplianceRequirement 4.1.1Limits ThetableappliestoanyRFsource(i.e.,singlefixed,mobile,andportabletransmitters)andspecifiespower anddistancecriteriaforeachofthefivefrequencyrangesusedfortheMPElimits.Thesecriteriaapplyat separationdistancesfromanypartoftheradiatingstructureofatleastλ/2π.Thethresholdsarebasedonthe generalpopulationMPElimitswithasingleperfectreflection,outsideofthereactivenear-field,andinthemain beamoftheradiator.FormobiledevicesthatarenotexemptperTableB.1[Table1of§1.1307(b)(1)(i)(C)]at distancesfrom20cmto40cmandin0.3GHzto6GHz,evaluationofcompliancewiththeexposurelimitsin §1.1310isnecessaryiftheERPofthedeviceisgreaterthanERP20cminFormula(B.1)[repeatedfrom§ 2.1091(c)(1)and§1.1307(b)(1)(i)(B)]. IftheERPisnoteasilyobtained,thentheavailablemaximumtime-averagedpowermaybeused(i.e.,without considerationofERPonlyifthephysicaldimensionsoftheradiatingstructure(s)donotexceedtheelectrical lengthofλ/4oriftheantennagainislessthanthatofahalf-waveDipole. SAR-basedexemptionsareconstantatseparationdistancesbetween20cmand40cmtoavoid discontinuitiesinthethresholdwhentransitioningbe…

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

ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20221101981E-01 Applicant: ShenzhenMingchuangzhilianTechnologyCo.,Ltd AddressofApplicant: 4/F,BBlock,No.3,EastRegion,ShangxueSciencePark,BantianSt,Longgang Dist,Shenzhen,China EquipmentUnderTest(EUT): Product: BabyMonitor ModelNo.: SM43A,SM43ATX,SM43B,SM43BTX,SM43C,SM43CTX,SM43TX,SM43D, SM43DTX TestModelNo.:SM43A BrandName: N/A FCCID: 2AZBU-43ATX Standards:47CFRPart15,SubpartC DateofReceipt:2022-11-23 DateofTest: 2022-11-23to2022-12-27 DateofIssue:2023-01-14 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:2of54 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20221101981E-01Rev.01 Initialreport 2023-01-14 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:3of54 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement 47CFRPart15,SubpartCSection 15.203/15.247(c) ANSIC63.10(2013)PASS ACPowerLineConducted Emission 47CFRPart15,SubpartCSection 15.207 ANSIC63.10(2013)PASS ConductedPeakOutput Power 47CFRPart15,SubpartCSection 15.247(b)(1) ANSIC63.10(2013)PASS 20dBOccupiedBandwidth 47CFRPart15,SubpartCSection 15.247(a)(1) ANSIC63.10(2013)PASS CarrierFrequencies Separation 47CFRPart15,SubpartCSection 15.247(a)(1) ANSIC63.10(2013)PASS HoppingChannelNumber 47CFRPart15,SubpartCSection 15.247(a)(1) ANSIC63.10(2013)PASS DwellTime 47CFRPart15,SubpartCSection 15.247(a)(1) ANSIC63.10(2013)PASS PseudorandomFrequency HoppingSequence 47CFRPart15,SubpartCSection 15.247(b)(4) ANSIC63.10(2013)PASS Band-edgeforRF ConductedEmissions 47CFRPart15,SubpartCSection 15.247(d) ANSIC63.10(2013)PASS RFConductedSpurious Emissions 47CFRPart15,SubpartCSection 15.247(d) ANSIC63.10(2013)PASS RadiatedSpurious emissions 47CFRPart15,SubpartCSection 15.205/15.209 ANSIC63.10(2013)PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15,SubpartCSection 15.205/15.209 ANSIC63.10(2013)PASS ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:4of54 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.7TESTLOCATION........................................................................................................................................................10 4.8TESTFACILITY..........................................................................................................................................................10 4.9ABNORMALITIESFROMSTANDARDCONDITIONS......................................................................................................10 4.10OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.11EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDPEAKOUTPUTPOWER.........................................................................................................................13 5.320DBOCCUPYBANDWIDTH......................................................................................................................................17 5.4CARRIERFREQUENCIESSEPARATION........................................................................................................................20 5.5HOPPINGCHANNELNUMBER....................................................................................................................................23 5.6DWELLTIME.......…

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

ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:41of54 d.Foreachsuspectedemission,theEUTwasarrangedtoitsworstcase andthentheantennawastunedtoheightsfrom1meterto4meters(for thetestfrequencyofbelow30MHz,theantennawastunedtoheights1 meter)andtherotatabletablewasturnedfrom0degreesto360 degreestofindthemaximumreading. e.Thetest-receiversystemwassettoPeakDetectFunctionandSpecified BandwidthwithMaximumHoldMode. f.IftheemissionleveloftheEUTinpeakmodewas10dBlowerthanthe limitspecified,thentestingcouldbestoppedandthepeakvaluesofthe EUTwouldbereported.Otherwisetheemissionsthatdidnothave10dB marginwouldbere-testedonebyoneusingpeak,quasi-peakor averagemethodasspecifiedandthenreportedinadatasheet. g.TesttheEUTinthelowestchannel(2410MHz),themiddlechannel (2441.5MHz),theHighestchannel(2473MHz) h.TheradiationmeasurementsareperformedinX,Y,Zaxispositioning forTransmittingmode,andfoundtheXaxispositioningwhichitisthe worstcase. i.Repeataboveproceduresuntilallfrequenciesmeasuredwascomplete. ExploratoryTestMode: Non-hoppingtransmittingmodewithallkindofmodulationandallkindof datatype Transmittingmode FinalTestMode: ThroughPre-scan,findtheDH5ofdatatypeandGFSKmodulationisthe worstcase. PretesttheEUTatTransmittingmodeandCharge+Transmittingmode, foundtheCharge+Transmittingmodewhichitisworsecase Forbelow1GHzpart,throughpre-scan,theworstcaseisthelowest channel. Onlytheworstcaseisrecordedinthereport. TestResults:Pass ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:42of54 5.10.1RadiatedEmissionbelow1GHz 30MHz~1GHz Testmode:TransmittingVertical Remark: ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Factor=AntennaFactor+CableFactor–PreamplifierFactor, Level=ReadLevel+Factor, OverLimit=Level-LimitLine. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:43of54 Testmode:TransmittingHorizontal Remark: ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Factor=AntennaFactor+CableFactor–PreamplifierFactor, Level=ReadLevel+Factor, OverLimit=Level-LimitLine. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:44of54 5.10.2TransmitterEmissionabove1GHz Worsecasemode:GFSKTestchannel:Lowest Frequency Meter Reading Factor Emission Level LimitsOver Detector Type Ant.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 239053.29-9.244.0974-29.91PeakH 240055.46-9.3946.0774-27.93PeakH 482051.94-4.3347.6174-26.39PeakH 723050.291.0151.3074-22.70PeakH 239055.23-9.246.0374-27.97PeakV 240055.18-9.3945.7974-28.21PeakV 482053.84-4.3349.5174-24.49PeakV 723050.031.0151.0474-22.96PeakV Worsecasemode:GFSKTestchannel:Middle Frequency Meter ReadingFactor Emission LevelLimitsOver Detector TypeAnt.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 488352.55-4.1148.4474-25.56peakH 7324.549.681.5151.1974-22.81peakH 488351.43-4.1147.3274-26.68peakV 7324.549.191.5150.7074-23.30peakV Worsecasemode:GFSKTestchannel:Highest Frequency Meter Reading Factor Emission Level LimitsOver Detector Type Ant.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 2483.556.34-9.2947.0574-26.95PeakH 494650.41-4.0446.3774-27.63PeakH 741951.001.5752.5774-21.43PeakH 2483.555.35-9.2946.0674-27.94PeakV 494648.66-4.0444.6274-29.38PeakV 741948.501.5750.0774-23.93PeakV Remark: 1)ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: FinalTestLevel=ReceiverReading+AntennaFactor+CableFactor–PreamplifierFactor 2)Scanfrom9kHzto25GHz,thedisturbanceabove10GHzandbelow30MHzwasverylow.Asshownin thissection,forfrequenciesabove1GHz,thefieldstrengthlimitsarebasedonaveragelimits.However, thepeakfieldstrengthofanyemissionshallnotexceedthemaximumpermittedaveragelimitsspecified abovebymorethan20dBunderanyconditionofmodulation.So,onlythepeakmeasurementswere showninthereport. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:45of54 3) 6Photographs-EUTTestSetup 6.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:46of54 Above1GHz: 6.2ConductedEmission ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:47of54 7Photographs-EUTConstructionalDetails ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:48of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:49of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:50of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:51of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:52of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:53of54 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20221101981E-01 Page:54of54 ***ENDOFREPORT***

1Photographs-EUTTestSetup 1.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: Above1GHz: 1.2ConductedEmission