2A4QA-KF-MFD9-VAL8Remmie Dolphin Otoscope

FederalCommunicationsCommission(FCC)Statement.Thisdevicecomplieswithpart15ofthe FCCRules.Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)thisdevicemustacceptanyinterferencereceived, includinginterferencethatmaycauseundesiredoperation.Note:Thisequipmenthasbeen testedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttopart15ofthe FCCRules.TheselimitsaredesignedtoprovideReasonableprotectionagainstharmful interferenceinaresidentialinstallation.Thisequipmentgenerates,usesandcanradiateradio frequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycause harmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterference willnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferenceto radioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,the userisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowing measures: •Reorientorrelocatethereceivingantenna. •Increasetheseparationbetweentheequipmentandreceiver. •Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris connected. •Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Warning:ChangesormodificationsmadetothisdevicenotexpresslyapprovedbyRemmie,Inc. mayvoidtheFCCauthorizationtooperatethisdevice.Note:Themanufacturerisnotresponsible foranyradioorTVinterferencecausedbyunauthorizedmodificationstothisequipment.Such modificationscouldvoidtheuser’sauthoritytooperatetheequipment. RFexposurestatement: ThedevicecomplianceRFexposurerequirementandcaninstalledandusedwithout restriction

C5266091_X8_Ed.1 1/1 LetterofAuthorization Company:Remmie,Inc. Address:1733131STDrSE,Bothell,WA98012 ProductName:RemmieDolphinOtoscope ModelNumber:KF-MFD9-VAL8 FCCIdentifier:2A4QA-KF-MFD9-VAL8 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:JaneZhangDate:Mar,30,2022 Title:CEO Signatureofapplicant:

C5266091_X10_Ed.1 1/1 Remmie,Inc. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date: 2022.03.30 Subject:RequestforConfidentiality FCCID: 2A4QA-KF-MFD9-VAL8 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. C5266091_X10_Ed.1 1/1 Sincerely, Signature: Name: JaneZhang Title: CEO

FCCID:2A4QA-KF-MFD9-VAL8Page 1 of 2 ReportNo.:CTL2202182051-WF ExternalPhotosofEUT FCCID:2A4QA-KF-MFD9-VAL8Page 2 of 2 ReportNo.:CTL2202182051-WF

FCCID:2A4QA-KF-MFD9-VAL8Page 1 of 1 ReportNo.:CTL2202182051-WF FCCIDLabelInformation Labellocation: RemmieDolphinOtoscope Model:KF-MFD9-VAL8 FCCID:2A4QA-KF-MFD9-VAL8

FCCID:2A4QA-KF-MFD9-VAL8Page 1 of 3 ReportNo.:CTL2202182051-WF InternalPhotosofEUT FCCID:2A4QA-KF-MFD9-VAL8Page 2 of 3 ReportNo.:CTL2202182051-WF Antenna FCCID:2A4QA-KF-MFD9-VAL8Page 3 of 3 ReportNo.:CTL2202182051-WF

___________________________________________________________________________ . Page 1 of 4 FCCRFExposureEvaluation 1.ProductInformation ProductName:RemmieDolphinOtoscope Model/Typereference:KF-MFD9-VAL8 Powersupply:DC3.70Vfrombattery,chargedbyACadapter Adapterinformation Model:GAT-0501000U Input:AC100-240V0.4A50/60Hz Output:DC5.0V1000mA FCCID: 2A4QA-KF-MFD9-VAL8 2.4GWIFI Supportedtype:802.11b/802.11g/802.11n(H20) Modulation: 802.11b:DSSS 802.11g/802.11n(H20):OFDM Operationfrequency: 802.11b/802.11g/802.11n(H20):2412MHz~2462MHz Channelnumber: 802.11b/802.11g/802.11n(H20):11 Channelseparation:5MHz Antennatype:FPCAntenna Antennagain:0dBi ___________________________________________________________________________ . Page 2 of 4 2.EvaluationMethodandLimit AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSARtest exclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures, standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions, bymeasurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholdcondition,listedbelow,issatisfied.Thesetestexclusionconditionsarebasedonsource-based time-averagedmaximumconductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfor tune-uptolerance,andtheminimumtestseparationdistancerequiredfortheexposureconditions.22The minimumtestseparationdistanceisdeterminedbythesmallestdistancefromtheantennaandradiating structuresoroutersurfaceofthedevice,accordingtothehostformfactor,exposureconditionsand platformrequirements,toanypartofthebodyorextremityofauserorbystander(see5)ofsection4.1). ToqualifyforSARtestexclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustified bytheoperatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequiredpublished RFexposureKDBprocedures.WhennootherRFexposuretestingorreportingisrequired,astatementof justificationandcompliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,to qualifyfortheSARtestexclusion.Whenrequired,thedevicespecificconditionsdescribedintheother publishedRFexposureKDBproceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusion provisions;forexample,handheldPTTtwo-wayradios,handsets,E-readers&E-readersetc.“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f(GHz)] ≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz •PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmaccordingto5)insection4.1isappliedtodetermineSARtestexclusion. Whenoneofthefollowingtestexclusionconditionsissatisfiedforallcombinationsofsimultaneous transmissionconfigurations,furtherequipmentapprovalisnotrequiredtoincorporatetransmitter modulesinhostdevicesthatoperateinthemixedmobileandportablehostplatformexposureconditions. ThegranteeisresponsiblefordocumentingthisaccordingtoClassIpermissivechangerequirements. AntennasthatqualifyforstandaloneSARtestexclusionmustapplytheestimatedstandaloneSARto determinesimultaneoustransmissiontestexclusion. a)The[∑of(thehighestmeasuredorestimatedSARforeachstandaloneantenna configuration,adjustedformaximumtune-uptolerance)/1.6W/kg]+[∑ofMPEratios]is≤1.0. b)TheSARtopeaklocationseparationratiosofallsimultaneouslytransmitting antennapairsoperatinginportabledeviceexposureconditionsareall≤0.04,andthe[∑ofMPEratios] is≤1.0. AccordingtoKDB616217D04SARforE-readerandE-readersv01r02Section4.2E-readerhostplatformtest requirements,Whenthemodularapproachisapplied,transmittersandmodulesmustbetestedinitially withoutusingarepresentativehostforincorporationinthedisplayand/orkeyboardofqualifiedE-reader computersforstandaloneuseaccordingtothefollowingminimumtestseparationdistanceandantenna installationrequirements.Theseparationdistancerequiredforincorporationinqualifiedhostsisdescribed inKDBPublication447498D01;iteme)of4.1anditema)of5.2.2etc a)≤25mmbetweentheantennaanduserforincorporationinE-readerdisplay screens b)≤5mmbetweentheantennaanduser;onlywhenincorporationinthekeyboard compartmentisrequiredbythehosts,forbottomsurfaceandedgeexposureconditions c)theantennasusedbythehostmusthavebeentestedforequipmentapprovalor qualifyforSARtestexclusion ___________________________________________________________________________ . Page 3 of 4 d)theantennapolarization,physicalorientation,rotationandinstallation configurationsusedbythehostmusthavebeentestedforcompliancefortherequireddisplayand/or keyboardinstallationconditionsandtestseparationdistance(s)orqualifyforSARtestexclusion e)WhentheSARTestExclusionThresholdinKDBPublication447498D01applies,a minimumtestseparationdistanceof25mmisrequiredtodeterminetestexclusionforthedisplay,and 5mmforthekeyboardcompartment. 3.ReferEvaluationMethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. FCCKDBpublication616217D04SARforE-readerandE-readersv01r02:SAREvaluationConsiderationsfor E-reader,Notebook,andE-readerComputers. FCCCFR47part11.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices 4.ConductedPowerResults 4.1TestSetupBlockDiagram 4.2TestProcedure a.TheEUTwasdirectlyconnectedtothepowermeterandantennaoutputportas showintheblockdiagramTestSetup; b.SetupEUTworkatdutycyclemorethan98%; c.ReadpowersensorvaluesinRMSdetector; <2.4GWLAN> ModeChannelFrequency(MHz)PeakConductedOutputPower(dBm) 802.11b 124122.34 624372.29 1124622.83 802.11g…

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ShenzhenCTLTestingTechnologyCo.,Ltd. Tel:+86-755-89486194E-mail:[email protected] TESTREPORT FCCPART15.247 ReportReferenceNo.....................:CTL2202182051-WF Compiledby: (position+printedname+signature) HappyGuo (Fileadministrators) Testedby: (position+printedname+signature) GaryGao (TestEngineer) Approvedby: (position+printedname+signature) IvanXie (Manager) ProductName ................................. : RemmieDolphinOtoscope Model/Typereference....................:KF-MFD9-VAL8 ListModel(s)....................................:N/A TradeMark.......................................: N/A FCCID...............................................: 2A4QA-KF-MFD9-VAL8 Applicant’sname...........................: Remmie,Inc. Addressofapplicant.....................: 1733131STDrSE,Bothell,WA98012 TestFirm ........................................... : ShenzhenCTLTestingTechnologyCo.,Ltd. AddressofTestFirm.....................: Floor1-A,BaishaTechnologyPark,No.3011,ShahexiRoad, NanshanDistrict,Shenzhen,China518055 Testspecification ........................... : Standard ............................................ :FCCPart15.247:Operationwithinthebands902-928MHz, 2400-2483.5MHzand5725-5850MHz. TRFOriginator..................................: ShenzhenCTLTestingTechnologyCo.,Ltd. MasterTRF.......................................:Dated2011-01 Dateofreceiptoftestitem..........: Feb.20,2022 DateofTestDate............................: Feb.20,2022-Mar.22,2022 DateofIssue....................................: Mar.23,2022 Result ................................................ : Pass ShenzhenCTLTestingTechnologyCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenCTLTestingTechnologyCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenCTLTestingTechnologyCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. V1.0Page2of32ReportNo.:CTL2202182051-WF TESTREPORT TestReportNo.:CTL2202182051-WF Mar.23,2022 Dateofissue EquipmentunderTest: RemmieDolphinOtoscope SampleNo:CTL220218205-1-S001 Model/Type: KF-MFD9-VAL8 ListedModels : N/A Applicant: Remmie,Inc. Address : 1733131STDrSE,Bothell,WA98012 Manufacturer: Remmie,Inc. Address : 1733131STDrSE,Bothell,WA98012 TestresultPass* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedpage5. Thetestresultspresentedinthisreportrelateonlytotheobjecttested. Thisreportshallnotbereproduced,exceptinfull,withoutthewrittenapprovaloftheissuingtesting laboratory. V1.0Page3of32ReportNo.:CTL2202182051-WF **ModifiedHistory** RevisionsDescriptionIssuedDataReportNo.Remark Version1.0InitialTestReportRelease2022-3-23CTL2202182051-WFTracyQi V1.0Page4of32ReportNo.:CTL2202182051-WF TableofContentsPage 1.SUMMARY .............................................................................................................................................................................. 5 1.1.TESTSTANDARDS ............................................................................................................................................................ 5 1.2.TESTDESCRIPTION ............................................................................................................................................................... 5 1.3.TESTFACILITY ...................................................................................................................................................................... 6 1.4.STATEMENTOFTHEMEASUREMENTUNCERTAINTY ...................................................................................................................... 6 2.GENERALINFORMATION ....................................................................................................................................................... 8 2.1.ENVIRONMENTALCONDITIONS ................................................................................................................................................ 8 2.2.GENERALDESCRIPTIONOFEUT ............................................................................................................................................. 8 2.3.DESCRIPTIONOFTESTMODESANDTESTFREQUENCY ................................................................................................................ 9 2.4.EQUIPMENTSUSEDDURINGTHETEST ................................................................................................................................... 10 2.5.RELATEDSUBMITTAL(S)/GRANT(S) ..................................................................................................................................... 10 2.6.MODIFICATIONS ................................................................................................................................................................. 10 3.TESTCONDITIONSANDRESULTS ......................................................................................................................................... 11 3.1.CONDUCTEDEMISSIONSTEST .............................................................................................................................................. 11 3.2.RADIATEDEMISSIONSANDBANDEDGE ................................................................................................................................. 14 3.3.MAXIMUMCONDUCTEDOUTPUTPOWER .............................................................................................................................. 22 3.4.POWERSPECTRALDENSITY .................................................................................................................................................. 23 3.5.6DBBANDWIDTH .............................................................................................................................................................. 24 3.6.OUT-OF-BANDEMISSIONS .......................…

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V1.0Page1of30ReportNo.:CTL2202182051-IC AppendixforRSS247 1.Bandwidth 1.1TestResult TestModeFrequency(MHz)TXTypeANTNo. 6dBBandwidth Verdict TestResult (MHz) Limits(MHz) 802.11b 2412SISO19.887≥0.5PASS 2437SISO19.927≥0.5PASS 2462SISO110.638≥0.5PASS 802.11g 2412SISO115.816≥0.5PASS 2437SISO116.351≥0.5PASS 2462SISO115.839≥0.5PASS 802.11n(HT20) 2412SISO116.450≥0.5PASS 2437SISO117.026≥0.5PASS 2462SISO116.470≥0.5PASS TestModeFrequency(MHz)TXTypeANTNo. 99%OccupiedBandwidth TestResult(MHz) 802.11b 2412SISO114.300OnlyforReportUse 2437SISO113.765OnlyforReportUse 2462SISO114.838OnlyforReportUse 802.11g 2412SISO116.773OnlyforReportUse 2437SISO116.581OnlyforReportUse 2462SISO116.986OnlyforReportUse 802.11n(HT20) 2412SISO117.831OnlyforReportUse 2437SISO117.689OnlyforReportUse 2462SISO117.934OnlyforReportUse 1.2TestGraph-6dBBandwidth V1.0Page2of30ReportNo.:CTL2202182051-IC V1.0Page3of30ReportNo.:CTL2202182051-IC V1.0Page4of30ReportNo.:CTL2202182051-IC V1.0Page5of30ReportNo.:CTL2202182051-IC V1.0Page6of30ReportNo.:CTL2202182051-IC 1.3TestGraph-99%OccupiedBandwidth V1.0Page7of30ReportNo.:CTL2202182051-IC V1.0Page8of30ReportNo.:CTL2202182051-IC V1.0Page9of30ReportNo.:CTL2202182051-IC V1.0Page10of30ReportNo.:CTL2202182051-IC V1.0Page11of30ReportNo.:CTL2202182051-IC 2.MaximumConductedOutputPower 2.1TestResult TestModeFrequency(MHz)TxType MeasuredPeak OutputPower(dBm) Limits(dBm)Verdict Ant1 802.11b 2412SISO2.3430PASS 2437SISO2.2930PASS 2462SISO2.8330PASS 802.11g 2412SISO1.0830PASS 2437SISO3.1030PASS 2462SISO3.0030PASS 802.11n(HT20) 2412SISO2.0330PASS 2437SISO3.1730PASS 2462SISO3.2330PASS 2.2TestGraph V1.0Page12of30ReportNo.:CTL2202182051-IC V1.0Page13of30ReportNo.:CTL2202182051-IC V1.0Page14of30ReportNo.:CTL2202182051-IC V1.0Page15of30ReportNo.:CTL2202182051-IC V1.0Page16of30ReportNo.:CTL2202182051-IC 3.MaximumPowerSpectralDensity(PSD) 3.1TestResult TestModeFrequency(MHz)TxType MaximumPower SpectralDensity (dBm/3KHz) Limits(dBm/3kHz)Verdict Ant1 802.11b 2412SISO-25.22≤8PASS 2437SISO-24.36≤8PASS 2462SISO-23.95≤8PASS 802.11g 2412SISO-30.27≤8PASS 2437SISO-28.05≤8PASS 2462SISO-27.73≤8PASS 802.11n(HT20) 2412SISO-29.95≤8PASS 2437SISO-28.97≤8PASS 2462SISO-27.27≤8PASS 3.2TestGraph V1.0Page17of30ReportNo.:CTL2202182051-IC V1.0Page18of30ReportNo.:CTL2202182051-IC V1.0Page19of30ReportNo.:CTL2202182051-IC V1.0Page20of30ReportNo.:CTL2202182051-IC V1.0Page21of30ReportNo.:CTL2202182051-IC 4.UnwantedEmissionsinNon-restrictedFrequencyBands 4.1TestResult TestModeFrequency(MHz)TXTypeANTNo. Spurious Conducted Emission(dBm) Limits(dBm)Verdict 802.11b 2412SISO1 Refertotest graph -29.75PASS 2437SISO1 Refertotest graph -29.75PASS 2462SISO1 Refertotest graph -29.75PASS 802.11g 2412SISO1 Refertotest graph -33.57PASS 2437SISO1 Refertotest graph -33.57PASS 2462SISO1 Refertotest graph -33.57PASS 802.11n(HT20) 2412SISO1 Refertotest graph -32.92PASS 2437SISO1 Refertotest graph -32.92PASS 2462SISO1 Refertotest graph -32.92PASS 4.2TestGraph V1.0Page22of30ReportNo.:CTL2202182051-IC V1.0Page23of30ReportNo.:CTL2202182051-IC V1.0Page24of30ReportNo.:CTL2202182051-IC V1.0Page25of30ReportNo.:CTL2202182051-IC V1.0Page26of30ReportNo.:CTL2202182051-IC V1.0Page27of30ReportNo.:CTL2202182051-IC V1.0Page28of30ReportNo.:CTL2202182051-IC V1.0Page29of30ReportNo.:CTL2202182051-IC V1.0Page30of30ReportNo.:CTL2202182051-IC

V1.0Page21of32ReportNo.:CTL2202182051-WF REMARKS: 1.Emissionlevel(dBuV/m)=RawValue(dBuV)+CorrectionFactor(dB/m) 2.CorrectionFactor(dB/m)=AntennaFactor(dB/m)+CableFactor(dB)-Pre-amplifierFactor 3.Marginvalue=Limitvalue-Emissionlevel. 4.--MeanthePKdetectormeasuredvalueisbelowaveragelimit. 5.RBW1MHzVBW3MHzPeakdetectorisforPKvalue;RBW1MHzVBW10HzPeak detectorisforAVvalue. 6.Forfundamentalfrequency,RBW3MHzVBW3MHzPeakdetectorisforPKValue;RMS detectorisforAVvalue. 7.Otheremissionsareattenuated20dBbelowthelimitsfrom9kHzto30MHz,soitdoesnot recordedinreport. V1.0Page22of32ReportNo.:CTL2202182051-WF 3.3.MaximumConductedOutputPower Limit TheMaximumPeakOutputPowerMeasurementis30dBm. TestProcedure RemovetheantennafromtheEUTandthenconnectalowlossRFcablefromtheantennaporttothe spectrum. TestConfiguration EUTSpectrumAnalyzer TestResults RawdatareferencetoSection2fromAppendix. V1.0Page23of32ReportNo.:CTL2202182051-WF 3.4.PowerSpectralDensity Limit Fordigitallymodulatedsystems,thepowerspectraldensityconductedfromtheintentionalradiatorto theantennashallnotbegreaterthan8dBminany3kHzbandduringanytimeintervalofcontinuous transmission. TestProcedure 1.Usethisprocedurewhenthemaximumpeakconductedoutputpowerinthefundamentalemission isusedtodemonstratecompliance. 2.SettheRBW≥3kHz. 3.SettheVBW≥3×RBW. 4.Setthespanto1.5timestheDTSchannelbandwidth. 5.Detector=peak. 6.Sweeptime=autocouple. 7.Tracemode=maxhold. 8.Allowtracetofullystabilize. 9.Usethepeakmarkerfunctiontodeterminethemaximumpowerlevel. 10.Ifmeasuredvalueexceedslimit,reduceRBW(nolessthan3kHz)andrepeat. 11.TheresultingpeakPSDlevelmustbe8dBm. TestConfiguration EUTSPECTRUM ANALYZER TestResults RawdatareferencetoSection3fromAppendix. V1.0Page24of32ReportNo.:CTL2202182051-WF 3.5.6dBBandwidth Limit Fordigitalmodulationsystems,theminimum6dBbandwidthshallbeatleast500kHz TestProcedure Thetransmitteroutputwasconnectedtothespectrumanalyzerthroughanattenuator.Thebandwidth ofthefundamentalfrequencywasmeasuredbyspectrumanalyzerwith100KHzRBWand300KHz VBW.The6dBbandwidthisdefinedasthetotalspectrumthepowerofwhichishigherthanpeak powerminus6dB. TestConfiguration EUTSPECTRUM ANALYZER TestResults RawdatareferencetoSection1fromAppendix. V1.0Page25of32ReportNo.:CTL2202182051-WF 3.6.Out-of-bandEmissions Limit Inany100kHzbandwidthoutsidethefrequencybandinwhichthespreadspectrumordigitally modulatedintentionalradiatorisoperating,theradiofrequencypowerthatisproducedbythe intentionalradiatorshallbeatleast20dBbelowthatinthe100kHzbandwidthwithinthebandthat containsthehighestlevelofthedesiredpower,basedoneitheranRFcon-ductedoraradiated measurement,pro-videdthetransmitterdemonstratescompliancewiththepeakconductedpower limits.Ifthetransmittercom-plieswiththeconductedpowerlimitsbasedontheuseofRMSaveraging overatimeinterval,aspermittedunderparagraph(b)(3)ofthissection,theattenuationrequiredunder thisparagraphshallbe30dBinsteadof20dB.Attenuationbelowthegenerallimitsspecifiedin §15.209(a)isnotrequired. TestProcedure ConnectthetransmitteroutputtospectrumanalyzerusingalowlossRFcable,andsetthespectrum analyzertoRBW=100kHz,VBW=300kHz,peakdetector,andmaxhold.Measurementsutilizing thesesettingaremadeofthein-bandreferencelevel,bandedgeandout-of-bandemissions. TestConfiguration EUT SPECTRUM ANALYZER TestResults RawdatareferencetoSection4fromAppendix. V1.0Page26of32ReportNo.:CTL2202182051-WF 3.7.AntennaRequirement StandardApplicable Forintentionaldevice,accordingtoFCC47CFRSection15.203: Anintentionalradiatorshallbedesignedtoensurethatnoantennaotherthanthatfurnishedbythe responsiblepartyshallbeusedwiththedevice.Theuseofapermanentlyattachedantennaorofan antennathatusesauniquecouplingtotheintentionalradiator,themanufacturermaydesigntheunit sothatabrokenantennacanbereplacedbytheuser,buttheuseofastandardantennajackor electricalconnectorisprohibited FCCCFRTitle47Part15SubpartCSection15.247(c)(1)(I): (i)Systemsoperatinginthe2400-2483.5MHzbandthatisusedexclusivelyforfixed.Point-to-point operationsmayemploytransmittingantennaswithdirectionalgaingreaterthan6dBiprovidedthe maximumconductedoutputpoweroftheintentionalradiatorisreducedby1dBforevery3dBthatthe directionalgainoftheantennaexceeds6dBi. TestResult: Themaximumgainofantennawas0dBi. WiFiAntenna V1.0Page27of32ReportNo.:CTL2202182051-WF 4.TestSetupPhotosoftheEUT V1.0Page28of32ReportNo.:CTL2202182051-WF 5.PhotosoftheEUT ExternalPhotosofEUT V1.0Page29of32ReportNo.:CTL2202182051-WF V1.0Page30of32ReportNo.:CTL2202182051-WF InternalPhotosofEUT V1.0Page31of32ReportNo.:CTL2202182051-WF Antenna V1.0Page32of32ReportNo.:CTL2202182051-WF **********************EndofReport**********************

FCCID:2A4QA-KF-MFD9-VAL8Page 1 of 2 ReportNo.:CTL2202182051-WF TestSetupPhotosoftheEUT FCCID:2A4QA-KF-MFD9-VAL8Page 2 of 2 ReportNo.:CTL2202182051-WF