S4X-RF553ARemote Control

ManufacturermodelNo.:RF553A 1.一般项目(GeneralItems) 1.1、Applyfor:RF553ARemoteControl 1.2、WorkingEnvironment:0°C~45°C、5﹪~80﹪RH 1.3、StorageEnvironment:-20°C~60°C，5﹪~90﹪RH 1.4、TestEnvironment:5°C~35°C、45﹪~75﹪RH、86~106Kpa 1.5、RatingVoltage:DC3.0V 1.6、Battery:R03/AAAx2pcs 1.7、Weight：77g(Withoutbattery) 1.8、Dimensions：140*38*17mm 2.ProductDrawing: 3.Startusing: 1.Installthebatteries 2.Poweron 3.PairingtheremotetotheTV 4.Function LEDPatterndefinitions [Blink] 250msON/250msOFF [FastBlink] 150msON/150msOFF 1.Normalkeysclick (exceptMIC) [LEDbehavior] -LEDturnsonduringpressingthekeys 2.Pairing [Start] ①PressanybuttonswhenbondingcacheisNULL. ②OrPressandhold[GoogleAssistant]and[VOL-]keyfor3 seconds [Pairingtimeout] 30sec [LEDbehavior] -LEDblinkwhilepairingprocess -LEDfastblink5timeswhenpairingcompletion 3.UnPairing [Start] -Pressandhold[OPTION]and[VOL-]keyfor3seconds [LEDbehavior] -LEDkeeptolightupfastblink9timeswhenUnpairing completion [Operation] -Bondingcacheclearandsleep3seclater 4.Voicesearch [Operation] -HoldtoTalk[GoogleAssistant] [LEDbehavior] -LEDturnsonafterACKfromhostwhenvoicesearchisready -LEDturnsoffafterendofspeechisdetectedfromthehost, or -LEDturnsoffafter30secondsoftimeout 5.BugReport [Operation] -Outputthekeycodeduringpressingandholding[OK]and [BACK] [Codesending] -Sendcode:CasebyIR:Refertocodetable CasebyBLE:Refertocodetable 6.TalkBack (Accessibilityshortcut) [Operation] -Outputthekeycodeduringpressingandholding[DOWN] and [BACK] [Codesending] -Sendcode:CasebyIR:Refertocodetable CasebyBLE:Refertocodetable 7.BLE/IRSwitching[BLEconnectedstatus] -TransmitthecodebyBLE(ExceptPowerkeycode) [BLEdisconnectedstatus] -TransmitthecodebyIR [Note] -IfkeyeventsoccurtheRCUmustsendthekeycode(*1) 8.Forcedconversion (BLEtoIRorIRtoBLE) [Operation] -Pressandhold[RED]and[BLUE]keyfor5seconds [WhenForcedIR] [GoogleAssistant]:BLEsend otherButtons:IRsend [LEDbehavior] -LEDkeeptolightupfastblink9timeswhenconverting completion [BLErecovery] -Method1:[RED]and[BLUE]keyfor5seconds Method2:Batteryreset Method3:Unpairing 9.UVLO IftheRCUisinalowpowerstate,itwillshutdowndirectly without warning(warning=LEDblink). V_shutdown=1.9V V_recovery=2.3V 10.Batterylevelcheck -Thevoltageischeckedonceevery8secondsfor30seconds after thebuttonispressed. -Ifthebuttonispressedagainwithin30seconds,thetimeis extendedby30seconds. -Fortherestofthetime,thevoltageischeckedonceanhour. -Thevalueofremainingvoltageiskeptatthelowestvalue. -Ifthelowestvalueisupdated,itwillbesenttotheTVside. -Voltagedetectionisnotdonewhilethebuttonispressedor when IRistransmitted. -Theremainingvoltagewillbeinitializedunderthefollowing conditions. (1)Whenthebatteryisremovedorinserted(Hardwarereset) (2)Afterpairing. (3)Whenthestatusischangedfromdeepsleeptowake. [Warning]TheRF553AremotecontrolisalowpowerRFdevicewithanaudit certificate,Withoutapproval,thecompany,firmorusershallnotchangethefrequency, increasethepowerorchangethecharacteristicsandfunctionsoftheoriginaldesign. TheuseoflowpowerRFequipmentshallnotaffectflightsafetyorinterferewithlegal communication;Ifanyinterferenceisfound,itshallbestoppedimmediatelyandimproved tonointerferencebeforecontinuingtouse.Theaforesaidlegalcommunicationsrefer toradiocommunicationsoperatedinaccordancewiththeprovisionsofthe TelecommunicationsAdministrationAct.LowpowerRFequipmentmustwithstand interferencefromlegitimatecommunicationorindustrial,scientificandmedical electromagneticradiationelectricalequipment. FCC ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovide reasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.This equipmentgeneratesusesandcanradiateradiofrequencyenergyand,ifnotinstalled andusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradio communications.However,thereisnoguaranteethatinterferencewillnotoccurina particularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioor televisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,the userisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowing measures: --Reorientorrelocatethereceivingantenna. --Increasetheseparationbetweentheequipmentandreceiver. --Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthe receiverisconnected. --Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowing twoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptany interferencereceived,includinginterferencethatmaycauseundesiredoperation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment IC STATEMENT This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device Cet appareil contient des émetteurs / récepteurs exemptés de licence conformes aux RSS (RSS)d'Innovation, Sciences et Développement économique Canada. Le fonctionnement est soumis aux deux conditions suivantes : (1) Cet appareil ne doit pas causer d'interférences. (2) Cet appareil doit accepter toutes les interférences, y compris celles susceptibles de provoquer un fonctionnement indésirable de l'appareil.

ShenzhenC&DElectronicsCo.,Ltd (date)2023/6/21 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID : S4X-RF553A) [ShenzhenC&DElectronicsCo.,Ltd](“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibited fromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely, (Applicantsignature) (Applicantprintedname)ZuowenDong (ShenzhenC&DElectronicsCo.,Ltd) (date)2023/6/21 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for(FCC ID: S4X-RF553A ) [Shenzhen C&D Electronics Co.,Ltd] (“the applicant”) certifies that, as of the date of the filing of the application, the applicantis notidentified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name)Zuowen Dong

AttestationStatements (date)2023/6/21 TO:Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for(FCC ID: S4X-RF553A ) (ShenzhenC&DElectronicsCo.,Ltd),theundersigned,herebyauthorize (BaihetianInnovativeSolutions)toactasourdesignatedU.S.agentforserviceof process,(ShenzhenC&DElectronicsCo.,Ltd)acceptstomaintainanagentfor nolessthanoneyearafterthegranteehasterminatedallmarketingandimportationor theconclusionofanyCommission-relatedproceedinginvolvingtheequipment. (BaihetianInnovativeSolutions)acceptstheresponsibilitytoactasdesignated U.S.agentforserviceofprocess. Applicant Information： Company name:Shenzhen C&D Electronics Co.,Ltd Contact Name:Zuowen Dong Address:Building2,XiaYouSongMountaintopIndustrialDiYouSongVillage,LonghuaTown, Bao'anDistrict Telephone No:86-755-28142814 Email:[email protected] Signature [name] U.S.AgentInformation: CompanyName:BaihetianInnovativeSolutions Address:6837ChaseRdDearborn,MI48126 FRN:0033401605 ContactName:KennethYoung TelephoneNo:313-395-3113 Email:[email protected] Signature [name]

ModelConfirmationLetter ShenzhenC&DElectronicsCo.,Ltd(Companyname) certifytheproduct:RF553A AnditemNo.:A131RF553A0001,A131RF553A0002 A131RF553A0003,A131RF553A0004 Salescustomersandnameprintingaredifferent,PCBandcircuit arethesame   Date:2023/6/21 JobTitle(representative): ElectronicEngineer Signature: Name: ZuowenDong

ShenzhenC&DElectronicsCo.,Ltd (date)2023/6/21 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR(Remote Control/RF553A ， A131RF553A0001,A131RF553A0002，A131RF553A0003,A131RF553A0004 S4X-RF553A/FCC ID:S4X-RF553A) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe Schematics Blockdiagram Operationdescription requiredtobesubmittedwiththisapplicationbepermanentlywithheldfrompublic review. Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoour Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, <Signature> Name： ZuowenDong Title：ElectronicEngineer Company：Shenzhen C&D Electronics Co.,Ltd

ShenzhenC&DElectronicsCo.,Ltd (Date)2023/6/21 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorize(BlueAsiaofTechnicalServices(Shenzhen) Co.,Ltd.）toactonourbehalfinallmattersrelatingtoapplicationforequipmentauthorization, includingthesigningofalldocumentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothe denialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseAct of1988,21U.S.C.853(a). Thisagreementexpiresoneyearfromthecurrentdate. Sincerely, <Signature> Name：ZuowenDong Title： ElectronicEngineer Company：.ShenzhenC&DElectronicsCo.,Ltd

ModelNo.: RF553A A131RF553A0001 A131RF553A0002 A131RF553A0003 A131RF553A0004

Product NameRemote Control Model No.RF553A FCC IDS4X-RF553A

ModelNo.: RF553A A131RF553A0001 A131RF553A0002 A131RF553A0003 A131RF553A0004

RFExposureevaluation FCCID ： S4X-RF553A Accordingto447498D04InterimGeneralRFExposureGuidancev01 Antgain=0.31dBi MaxOutputpower=-0.273Bm@GFSK@2442MHz ERP=-0.273dBm+0.31dBi-2.15=-2.113dBm So worsecase ： 10^-0.0273=0.939mW<2.77mW ComplywithRFexposureexemptionlimit.

Page 1 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. Add:BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict,Shenzhen,GuangdongProvince,China Tel:+86-755-23059481Email:[email protected] TESTREPORT ProductName: RemoteControl BrandMark: N/A ModelNo.: RF553A ExtensionModel: A131RF553A0001,A131RF553A0002 A131RF553A0003,A131RF553A0004 FCCID: S4X-RF553A ReportNumber: BLA-EMC-202305-A4002 DateofSampleReceipt: 2023/5/10 DateofTest: 2023/5/11to2023/5/24 DateofIssue: 2023/5/25 TestStandard: 47CFRPart15,SubpartC15.247 TestResult:Pass Preparedfor: ShenzhenC&DElectronicsCo.,Ltd Building2,XiaYouSongMountaintopIndustrialDiYouSongVillage, LonghuaTown,Bao'anDistrict Preparedby: BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd. BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict, Shenzhen,GuangdongProvince,China TEL:+86-755-23059481 Compiledby:Reviewby: Approvedby:Date:2023/5/25 ReportNo.:BLA-EMC-202305-A4002 Page 2 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] REPORTREVISERECORD VersionNo.DateDescription 002023/5/25Original ReportNo.:BLA-EMC-202305-A4002 Page 3 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] TABLEOFCONTENTS 1TESTSUMMARY..............................................................................................................................................5 2GENERALINFORMATION...............................................................................................................................6 3GENERALDESCRIPTIONOFE.U.T................................................................................................................6 4OPERATIONFREQUENCYEACHOFCHANNEL..........................................................................................7 5TESTENVIRONMENT......................................................................................................................................8 6TESTMODE......................................................................................................................................................8 7MEASUREMENTUNCERTAINTY....................................................................................................................8 8DESCRIPTIONOFSUPPORTUNIT................................................................................................................9 9LABORATORYLOCATION..............................................................................................................................9 10TESTINSTRUMENTSLIST..........................................................................................................................10 11CONDUCTEDBANDEDGESMEASUREMENT.........................................................................................12 11.1LIMITS......................................................................................................................................................................12 11.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................12 11.3TESTDATA..................................................................................................................................................................13 12RADIATEDSPURIOUSEMISSIONS...........................................................................................................14 12.1LIMITS......................................................................................................................................................................14 12.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................15 12.3PROCEDURE.............................................................................................................................................................15 12.4TESTDATA..................................................................................................................................................................17 13ANTENNAREQUIREMENT..........................................................................................................................25 13.1CONCLUSION...............................................................................................................................................................25 14RADIATEDEMISSIONSWHICHFALLINTHERESTRICTEDBANDS.....................................................26 14.1LIMITS......................................................................................................................................................................26 14.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................27 14.3PROCEDURE.............................................................................................................................................................27 14.4TESTDATA..................................................................................................................................................................29 15CONDUCTEDSPURIOUSEMISSIONS.......................................................................................................33 15.1LIMITS......................................................................................................................................................................33 15.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................33 ReportNo.:BLA-EMC-202305-A4002 Page 4 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 15.3TESTDATA......................................…

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ReportNo.:BLA-EMC-202305-A4002 Page 21 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXmiddlechannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 22 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXmiddlechannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 23 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXHighchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 24 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXHighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 25 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 13ANTENNAREQUIREMENT TestStandard47CFRPart15,SubpartC15.247 TestMethodN/A 13.1CONCLUSION StandardRequirement: Anintentionalradiatorshallbedesignedtoensurethatnoantennaotherthanthatfurnished bytheresponsiblepartyshallbeusedwiththedevice.Theuseofaantennathatusesa uniquecouplingtotheintentionalradiator,themanufacturermaydesigntheunit permanentlyattachedantennaorofansothatabrokenantennacanbereplacedbythe user,buttheuseofastandardantennajackorelectricalconnectorisprohibited. EUTAntenna: TheantennaisintegratedonthemainPCBandnoconsiderationofreplacement.Thebest casegainoftheantennais0.31dBi. ReportNo.:BLA-EMC-202305-A4002 Page 26 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 14RADIATEDEMISSIONSWHICHFALLINTHERESTRICTEDBANDS TestStandard47CFRPart15,SubpartC15.247 TestMethodANSIC63.10(2013)Section6.10.5 TestMode(Pre-Scan)TX TestMode(FinalTest)TX TesterCharlie Temperature25°C Humidity60% 14.1LIMITS 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-202305-A4002 Page 27 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 14.2BLOCKDIAGRAMOFTESTSETUP 14.3PROCEDURE 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-202305-A4002 Page 28 of 56 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-202305-A4002 Page 29 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 14.4TESTDATA [TestMode:TXlowchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 30 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXlowchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 31 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXHighchannel];[Polarity:Horizontal] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 32 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] [TestMode:TXHighchannel];[Polarity:Vertical] TestResult:Pass ReportNo.:BLA-EMC-202305-A4002 Page 33 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 15CONDUCTEDSPURIOUSEMISSIONS TestStandard47CFRPar…

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ReportNo.:BLA-EMC-202305-A4002 Page 41 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 19.2-6DBBANDWIDTH ConditionModeFrequency (MHz) Antenna-6dBBandwidth (MHz) Limit-6dB Bandwidth(MHz) Verdict NVNTBLE 1M 2402Ant10.6450.5Pass NVNTBLE 1M 2442Ant10.6560.5Pass NVNTBLE 1M 2480Ant10.6590.5Pass -6dBBandwidthNVNTBLE1M2402MHzAnt1 -6dBBandwidthNVNTBLE1M2442MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 42 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] -6dBBandwidthNVNTBLE1M2480MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 43 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 19.3OCCUPIEDCHANNELBANDWIDTH ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNTBLE1M2402Ant11.0082 NVNTBLE1M2442Ant11.0259 NVNTBLE1M2480Ant11.0096 OBWNVNTBLE1M2402MHzAnt1 OBWNVNTBLE1M2442MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 44 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] OBWNVNTBLE1M2480MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 45 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 19.4MAXIMUMPOWERSPECTRALDENSITYLEVEL ConditionModeFrequency(MHz)AntennaMaxPSD(dBm)Limit(dBm)Verdict NVNTBLE1M2402Ant1-9.2228Pass NVNTBLE1M2442Ant1-10.5178Pass NVNTBLE1M2480Ant1-10.8868Pass PSDNVNTBLE1M2402MHzAnt1 PSDNVNTBLE1M2442MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 46 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] PSDNVNTBLE1M2480MHzAnt1 ReportNo.:BLA-EMC-202305-A4002 Page 47 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 19.5BANDEDGE ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-54.63-30Pass NVNTBLE1M2480Ant1-53.07-30Pass BandEdgeNVNTBLE1M2402MHzAnt1Ref BandEdgeNVNTBLE1M2402MHzAnt1Emission ReportNo.:BLA-EMC-202305-A4002 Page 48 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] BandEdgeNVNTBLE1M2480MHzAnt1Ref BandEdgeNVNTBLE1M2480MHzAnt1Emission ReportNo.:BLA-EMC-202305-A4002 Page 49 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202305-A4002 Page 50 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 19.6CONDUCTEDRFSPURIOUSEMISSION ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-44.51-30Pass NVNTBLE1M2442Ant1-44.4-30Pass NVNTBLE1M2480Ant1-42.92-30Pass Tx.SpuriousNVNTBLE1M2402MHzAnt1Ref Tx.SpuriousNVNTBLE1M2402MHzAnt1Emission ReportNo.:BLA-EMC-202305-A4002 Page 51 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNTBLE1M2442MHzAnt1Ref Tx.SpuriousNVNTBLE1M2442MHzAnt1Emission ReportNo.:BLA-EMC-202305-A4002 Page 52 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] Tx.SpuriousNVNTBLE1M2480MHzAnt1Ref Tx.SpuriousNVNTBLE1M2480MHzAnt1Emission ReportNo.:BLA-EMC-202305-A4002 Page 53 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ReportNo.:BLA-EMC-202305-A4002 Page 54 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] APPENDIXA:PHOTOGRAPHSOFTESTSETUP RadiatedSpuriousEmissions ReportNo.:BLA-EMC-202305-A4002 Page 55 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] APPENDIXB:PHOTOGRAPHSOFEUT ReferencetothetestreportNo.BLA-EMC-202305-A4001 ReportNo.:BLA-EMC-202305-A4002 Page 56 of 56 BlueAsiaofTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] ----ENDOFREPORT---- Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthis reportreferonlytothesample(s)tested.WithoutwrittenapprovalofBlueAsia,thisreportcan’tbe reproducedexceptinfull.

NOTE:ThisdocumentisissuedbyShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,thetestreportshallnotbereproducedexceptin fullwithoutpriorwrittenpermissionofthecompany.Thetestresultsapplyonlytotheparticularsample(s)testedandtothespecifictestscarried outwhichisavailableonrequestforvalidationandinformationconfirmedatourwebsite. MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,FL.1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page1of 13 REPORTNo.：SZ23050075E01 TESTREPORT APPLICANT:ShenzhenC&DElectronicsCo.,Ltd. PRODUCTNAME:remotecontrol MODELNAME: RF553A TRADENAME: N/A BRANDNAME:N/A STANDARD(S):IEEEStd149-2021 RECEIPTDATE:2023-05-10 TESTDATE:2023-05-10 ISSUEDATE:2023-06-29 Editedby: : FangJinshan(Rapporteur) Approvedby: : ChiShide(Supervisor) Testedby MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,FL.1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36698525 Http://www.morlab.cnE-mail:[email protected] Page2of13 REPORTNo.：SZ23050075E01 DIRECTORY 1.TechnicalInformation ·········································································································3 1.1.ApplicantandManufacturerInformation ······································································3 1.2.EquipmentUnderTest(EUT)Description····································································3 2.TestResults··························································································································4 2.1.AppliedReferenceDocuments·······················································································4 2.2.TestConditions·················································································································4 2.3.MeasurementUncertainty·······························································································4 2.4.TestResultslists··············································································································5 AnnexATestSetupPhotos···································································································6 AnnexBFigures ······················································································································7 1.2DRadiationPattern ·············································································································7 2.3DRadiationPattern ·············································································································8 AnnexCEUTPhotos ············································································································10 AnnexDGeneralInformation ······························································································13 1.1IdentificationoftheResponsibleTestingLaboratory··············································13 1.2IdentificationoftheResponsibleTestingLocation··················································13 1.3TestEquipmentsUtilized·······························································································13 ChangeHistory VersionDateReasonforchange 1.02023-06-29Firstedition MORLAB ShenzhenMorlabCommunicationsTechnologyCo.,Ltd.,FL.1-3,BuildingA, FeiYangSciencePark,No.8LongChangRoad,Block67,BaoAnDistrict, ShenZhen,GuangDongProvince,P.R.China Tel:86-755-36698555Fax:86-755-36…

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