2A8CK-HZ50BLED Ambient light Bluetooth

Instructionfor HZ50-Bluetooth 1.FunctionDecscription Thismoduleisusedforcardreamcolorledstrips，which supports“brake“，”turnleft”,”turnright”mode.There aretwooutputs,whichcontrolleftstripandrightstrip individually. ThismodulecanbecontrolledbyMagic“LotusLantern” APPwhichcomplywithBluetooth5.1.ThisAppsupports androidandiossystem。Moredetailabout“LotusLantern” APPreferto《LotusLanternAPPManual》please。 2.Specification INPUTVOLTAGE:DC11-13V STATICCURRENT:10ma MAXCURRENT:6A  WORKTEMPERATURE:-20°C~+80°C  DIMEMSION:L50XW31.3XH5.2MM 3.Interface No.PinNameTypeLevelModulePinDescription 1VCC p DC11-13VPOWER+ 2TurnRightSignalI DC11-13V HIGHactive 3 BrakeSignalI DC11-13V HIGHactive 4 TurnLeftSignalI DC11-13V HIGHactive 5 GNDPGND 6 R-VCCO DC11-13V POWER+FORRightChannelLedStrip 7 R-DAT O HIGH:DC5V;LOW:GNDsingleNZRcommunication mode 8 GNDPGND 9L-VCC O DC11-13V POWER+FORLeftChannelLedStrip 10 L-DAT O HIGH:DC5V;LOW:GNDsingleNZRcommunication mode 11 GNDPGND P:PowerorGround;I/O:In/Output;I:Input;O:Output;RF:AnalogRFPortorRF Ground; FCCWARNING FCCCaution:Anychangesormodificationsnotexpressly approvedbythepartyresponsibleforcompliancecouldvoidtheuser's authoritytooperatethisequipment. ThisdevicecomplieswithPart15oftheFCCRules. Operationissubjecttothefollowingtwoconditions:(1)Thisdevicemaynot causeharmfulinterference,and(2)thisdevicemustacceptanyinterference received,includinginterferencethatmaycauseundesiredoperation. Thisdeviceanditsantenna(s)mustnotbeco-locatedoroperatinginconjunction withanyotherantennaortransmitter. 15.105Informationtotheuser. (b)ForaClassBdigitaldeviceorperipheral,theinstructionsfurnishedthe usershallincludethefollowingorsimilarstatement,placedinaprominent locationinthetextofthemanual: Note:Thisequipmenthasbeentestedandfoundtocomply withthelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCCRules. Theselimitsaredesignedtoprovidereasonableprotectionagainstharmful interferenceinaresidentialinstallation.Thisequipmentgenerates,usesand canradiateradiofrequencyenergyand,ifnotinstalledandusedin accordancewiththeinstructions,maycauseharmfulinterferencetoradio communications.However,thereisnoguaranteethatinterferencewillnot occurinaparticularinstallation.Ifthisequipmentdoescauseharmful interferencetoradioortelevisionreception,whichcanbedeterminedby turningtheequipmentoffandon,theuserisencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures: —Reorientorrelocatethereceivingantenna. —Increasetheseparationbetweentheequipmentandreceiver. —Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhich thereceiverisconnected. —Consultthedealeroranexperiencedradio/TVtechnicianforhelp. ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncon- trolledenvironment.Thisequipmentshouldbeinstalledandoperatedwithminimum distance20 cmbetweentheradiatorandyourbody. RadiationExposureStatement: ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforan uncontrolledenvironment. Thistransmittermustnotbeco-locatedoroperatinginconjunctionwithanyother antennaortransmitter. Theavailabilityofsomespecificchannelsand/oroperationalfrequencybands arecountrydependentandarefirmwareprogrammedatthefactorytomatch theintendeddestination. Thefirmwaresettingisnotaccessiblebytheenduser. Thefinalendproductmustbelabelledinavisibleareawiththefollowing: “ContainsTransmitterModule2A8CK-HZ50B” ThemodulecanbeusedforBluetoothModulewith2.51dBiantenna.The hostmanufacturerinstallingthismoduleintotheirproductmustensure thatthefinalcompostproductcomplieswiththeFCCrequirementsbya technicalassessmentorevaluationtoprovideinformationtotheenduser regardinghowtoinstallorremovethisRFmoduleintheuser'smanualof theendproductwhichintegratesthismodule.Theendusermanualshall includeallrequiredregulatoryinformation/warmingasshowinthis manual. RequirementperKDB996369D03 2.2ListofapplicableFCCrules ListtheFCCrulesthatareapplicabletothemodulartransmitter.Theseare therulesthatspecificallyestablishthebandsofoperation,thepower,spurious emissions,andoperatingfundamentalfrequencies.DONOTlistcompliance tounintentional-radiatorrules(Part15SubpartB)sincethatisnotacondition ofamodulegrantthatisextendedtoahostmanufacturer.SeealsoSection 2.10belowconcerningtheneedtonotifyhostmanufacturersthatfurther testingisrequired.3 Explanation:ThismodulemeetstherequirementsofFCCpart15C(15.247).itSpecifically identifiedACPowerLineConductedEmission,RadiatedSpuriousemissions,Bandedge andRFConductedSpuriousEmissions,ConductedPeakOutputPower,Bandwidth,Power SpectralDensity,AntennaRequirement. Summarizethespecificoperationaluseconditions Describeuseconditionsthatareapplicabletothemodulartransmitter, includingforexampleanylimitsonantennas,etc.Forexample,ifpoint-to- pointantennasareusedthatrequirereductioninpowerorcompensationfor cableloss,thenthisinformationmustbeintheinstructions.Iftheuse conditionlimitationsextendtoprofessionalusers,theninstructionsmuststate thatthisinformationalsoextendstothehostmanufacturer’sinstruction manual.Inaddition,certaininformationmayalsobeneeded,suchaspeak gainperfrequencybandandminimumgain,specificallyformasterdevicesin 5GHzDFSbands. Explanation:TheEUThasonePCBantenna,theantennacan'tbereplacedby otherauthorizedantennas,andthegainofeachreplacementantennaisno morethan2.51dBi 2.3Limitedmoduleprocedures Ifamodulartransmitterisapprovedasa“limitedmodule,”thenthemodule manufacturerisresponsibleforapprovingthehostenvironmentthatthelimited moduleisusedwith.Themanufacturerofalimitedmodulemustdescribe, bothinthefilingandintheinstallationinstructions,thealternativemeansthat thelimitedmodulemanufacturerusestoverifythatthehostmeetsthe necessaryrequirementstosatisfythemodulelimitingconditions. Alimitedmodulemanufacturerhastheflexibilitytodefineitsalternative methodtoaddresstheconditionsthatlimittheinitialapproval,suchas: shielding,minimumsignalingamplitude,bufferedmodulation/datainputs,or powersupplyregulation.Thealternativemethodcouldincludethatthelimited modulemanufacturerreviewsdetailedtestdataorhostdesignspriortogiving thehostmanufactu…

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FoshanHuazhaoElectronicsCo.,LTD ModelDifference Productdescription:LEDAmbientlightBluetooth Modelname:HZ50-Bluetooth HZ41,HZ51,HZ5104,HZ5106,HZ5108,HZ5112,HZ52,HZ53,HZ54 TradeName:N/A FCCID:2A8CK-HZ50B AllthemodelarethesamecircuitandRFmodule,onlyformodelname. Regards Sincerely Client’ssignature: Client’sname/title:MacyHuang(N/A) Contactinformation/address:6thFloor,CDBuilding,No.1,XinfengRoad,SongxiaIndustrialPark, ShishanTown,NanhaiDistrict,FoshanCity

C5266091_X10_Ed.1 1/1 <FoshanHuazhaoElectronicsCo.,LTD> OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2022-09-14 Subject:RequestforConfidentiality FCCID:2A8CK-HZ50B ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo BlockDiagram Schematics TestReportNoNo TestSetupPhotosNo User’sManual InternalPhotos PartsList/TuneUp RFExposureInfo OperationalDescription CoverLetter(s)NoNo SDRSoftware/SecurityInfoNo Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, Signature: Name:MacyHuang Title:N/A

EUT PHOTO( External Photos) ※※※※※ENDOFREPORT※※※※※ ANT

Labelandlabellocation LEDAmbientlightBluetooth FCCID:2A8CK-HZ50B

EUTPHOTO(InternalPhotos) ※※※※※ENDOFREPORT※※※※※ ANT

FCCID:2A8CK-HZ50B RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 ,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. TestResultofRFExposureEvaluation BLEmode Mode Outputpower toantenna (dBm) Outputpowerto antenna(mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result GFSK0.3711.090.0003861.0PASS Remark:antennagain=2.51dBi

ProjectNo.:ZKT-2208185831E Page 1 of 38 FCCTESTREPORT FCCID:2A8CK-HZ50B ReportNumber. .................................... : ZKT-2208185831E DateofTest ....................................................... : Aug.18,2022toSept.14,2022 Dateofissue ......................................... : Sept.14,2022 Totalnumberofpages..........................38 TestResult..........................................: PASS TestingLaboratory............................: ShenzhenZKTTechnologyCo.,Ltd. Address...............................................: 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname.............................: FoshanHuazhaoElectronicsCo.,LTD Address...............................................: 6thFloor,CDBuilding,No.1,XinfengRoad,SongxiaIndustrialPark, ShishanTown,NanhaiDistrict,FoshanCity Manufacturer'sname......................: FoshanHuazhaoElectronicsCo.,LTD Address ............................................... : 6thFloor,CDBuilding,No.1,XinfengRoad,SongxiaIndustrialPark, ShishanTown,NanhaiDistrict,FoshanCity Testspecification: Standard................................................: FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 Testprocedure.....................................: / Non-standardtestmethod ................ :N/A TestReportFormNo........................: TRF-EL-111_V0 TestReportForm(s)Originator.....: ZKTTesting MasterTRF........................................: Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname.....................................:LEDAmbientlightBluetooth Trademark...........................................: N/A Model/Typereference......................:HZ50-Bluetooth HZ41,HZ51,HZ5104,HZ5106,HZ5108,HZ5112,HZ52,HZ53, HZ54 Ratings .................................................. : Input:AC100-240V50/60Hz ProjectNo.:ZKT-2208185831E Page 2 of 38 Testingprocedureandtestinglocation: TestingLaboratory.......................................:ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature).......................: TomZou Reviewer(name+signature).......................: LakeXie Approved(name+signature).......................: ProjectNo.:ZKT-2208185831E Page 3 of 38 TableofContents Page 1.VERSION5 2.SUMMARYOFTESTRESULTS6 2.1TESTFACILITY7 2.2MEASUREMENTUNCERTAINTY7 3.GENERALINFORMATION8 3.1GENERALDESCRIPTIONOFEUT8 3.2DESCRIPTIONOFTESTMODES9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED9 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)10 3.5EQUIPMENTSLISTFORALLTESTITEMS11 4.EMCEMISSIONTEST12 4.1CONDUCTEDEMISSIONMEASUREMENT12 4.1.11POWERLINECONDUCTEDEMISSIONLIMITS12 4.1.2TESTPROCEDURE12 4.1.3DEVIATIONFROMTESTSTANDARD13 4.1.4TESTSETUP13 4.1.5EUTOPERATINGCONDITIONS13 4.1.6TESTRESULTS13 4.2RADIATEDEMISSIONMEASUREMENT14 4.2.1RADIATEDEMISSIONLIMITS16 4.2.2TESTPROCEDURE17 4.2.3DEVIATIONFROMTESTSTANDARD17 4.2.4TESTSETUP17 4.2.5EUTOPERATINGCONDITIONS18 5.RADIATEDBANDEMISSIONMEASUREMENT23 5.1TESTREQUIREMENT:23 5.2TESTPROCEDURE23 5.3DEVIATIONFROMTESTSTANDARD23 5.4TESTSETUP24 5.5EUTOPERATINGCONDITIONS24 5.6TESTRESULT25 6.POWERSPECTRALDENSITYTEST26 6.1APPLIEDPROCEDURES/LIMIT26 6.2TESTPROCEDURE26 6.3DEVIATIONFROMSTANDARD26 6.4TESTSETUP26 ProjectNo.:ZKT-2208185831E Page 4 of 38 TableofContentsPage 6.5EUTOPERATIONCONDITIONS26 6.6TESTRESULTS27 7.CHANNELBANDWIDTH29 7.1APPLIEDPROCEDURES/LIMIT29 7.2TESTPROCEDURE29 7.3DEVIATIONFROMSTANDARD29 7.4TESTSETUP29 7.5EUTOPERATIONCONDITIONS29 7.6TESTRESULTS30 8.PEAKOUTPUTPOWERTEST32 8.1APPLIEDPROCEDURES/LIMIT32 8.2TESTPROCEDURE32 8.3DEVIATIONFROMSTANDARD32 8.4TESTSETUP32 8.5EUTOPERATIONCONDITIONS32 8.6TESTRESULTS33 9.CONDUCTEDBANDEDGEANDSPURIOUSEMISSION34 9.1APPLICABLESTANDARD34 9.2TESTPROCEDURE34 9.3DEVIATIONFROMSTANDARD34 9.4TESTSETUP34 9.5EUTOPERATIONCONDITIONS34 10.ANTENNAREQUIREMENT37 11.TESTSETUPPHOTO38 12.EUTCONSTRUCTIONALDETAILS38 ProjectNo.:ZKT-2208185831E Page 5 of 38 1.VERSION ReportNo.VersionDescriptionApproved ZKT-2208185831ERev.01InitialissueofreportSept.14,2022 ProjectNo.:ZKT-2208185831E Page 6 of 38 2.SUMMARYOFTESTRESULTS Testproceduresaccordingtothetechnicalstandards: FCCPart15(15.247),SubpartC Standard Section TestItemJudgmentRemark FCCpart15.203/15.247 (c) AntennarequirementPASS FCCpart15.207ACPowerLineConductedEmissionPASS FCCpart15.247(b)(3)ConductedPeakOutputPowerPASS FCCpart15.247(a)(2)ChannelBandwidth&99%OCBPASS FCCpart15.247(e)PowerSpectralDensityPASS FCCpart15.247(d)BandEdgePASS FCCpart15.205/15.209SpuriousEmissionPASS NOTE: (1)“N/A”denotestestisnotapplicableinthisTestReport ProjectNo.:ZKT-2208185831E Page 7 of 38 2.1TESTFACILITY ShenzhenZKTTechnologyCo.,Ltd. Add.:1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrialAvenue,FuhaiStreet,Bao'an District,Shenzhen,China FCCTestFirmRegistrationNumber:692225 DesignationNumber:CN1299 ICRegisteredNo.:27033 2.2MEASUREMENTUNCERTAINTY Thereporteduncertaintyofmeasurementy±U ， whereexpendeduncertaintyUisbasedonastandard uncertaintymultipliedbyacoveragefactorofk=2 ， providingalevelofconfidenceofapproximately95 % 。 No.ItemUncertainty 1 3mcamberRadiatedspurious emission(9KHz-30MHz) U=4.5dB 2 3mcamberRadiatedspurious emission(30MHz-1GHz) U=4.8dB 3 3mchamberRadiatedspurious emission(1GHz-6GHz) U=4.9dB 4 3mchamberRadiatedspurious emission(6GHz-40GHz) U=5.0dB 5ConducteddisturbanceU=3.2dB 6RFBandEdgeU=1.68dB 7RFpowerconductedU=1.86dB 8RFconductedSpuriousEmissionU=2.2dB 9RFOccupiedBandwidthU=1.8dB 10RFPowerSpectralDensityU=1.75dB 11humidityuncertaintyU=5.3% 12Temperatureuncertainty U=0.…

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承 认 书 SPECIFICATION FORAPPROVAL 客 户 名 称: CUSTOMER NAME: 产 品 名 称: PRODUCT NAME: 2.4GHZ PCB ANTA 客 户 料 号: CUSTOMER P /N: _____________________________________ 电子料号 P/N: REV:A MANUFACTURER SIGNATURE CUSTOMER SIGNATURE CHECKED BY: AUDITOR BY: APPROVED BY: DATE: 2021-09-19 Contents
一、规格表: ........................................................ 3 二、成品图： ..................................................... 4 三、测试报告 ..................................................... 5 一、规格表: 产品主要技术参数 主要技术指标 Main technical specifications 频率范围 （GHZ） 2.4-2.5 Frequency Range (gHZ) 2.4-2.5 特性阻抗(Ω) 10 Impedance(Ω) 10 增益(dBi) 2.51 Gain(dBi) 2.51 输出电压 驻波比 ≦1.82 VSWR ≦1.82 最大功率 10W Admitted Power 10W 极化方式 垂直极化 Polarization Linear,Vertical 方向性 全向性 Radiation Omni-directional 连接方式 PCB Connector Type PCB 物理性能 Physical Properties 工作温度 -20°C~+70°C Operating Temp -20°C~+70°C 保存温度 -20°C~+70°C Storage Temp -20°C~+70°C 二、成品图： 三、 测 3.1 ： 3.2 ： 2.40 测试报告 ：网络分析 ：暗室2D、 00 GHz 析仪测试报告 3DRadita 告 tionPattern Gain2.42dB n BiEfficiency:75.61% 2.45 2.50 50 GHz 00 GHz Gain:2.51dB Gain:2.47dB Bi Bi Efficiency: Efficiency: 78.45% 79.32%

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