2BA9I-KM202K2.4G wireless keyboard

2.4GKeyboardInstructions(v7.0) ProductOverview 1.CompatiblewithUSB1.1/2.0specifications,canassistUSB-IFandWHQL 2.HighqualityBK2425RF,16channeladaptivefrequencyhoppingoperation, stable/lowpowerconsumption/stronganti-interferenceability,directionless 3.Ultralowpowerdesign(working=0.7mA,sleep=3uA) 4.Supports8*18matricesandmultiplelanguageversions 5.Cansupport18standardmultimediafunctions 6.SupportCAPSLOCK,NUMLOCKindicatorlights,andsynchronizeLEDstatuswith thehost 7.Builtinmaintenancemodeforeasydetectionandrepairofdefectiveproducts 8.Supportcomputersleepwake-upandselfsleepwake-up 9.Intelligentmulti-levelenergy-savingdesign 10.SupportMouse/Keyboardpackagemode Codematchinginstructions Method1:Combinationkeypairing Pressthe"ESC"+"+/="keyssimultaneouslyfor1second,andthekeyboardwillenter thecodematchingmode(thelowvoltageindicatorlightwillremainon).Insertthe receiverwithin20seconds Successfullymatchedthecode,theLEDwillimmediatelyturnoff;Codematching failed.After20s,thekeyboardexitedcodematchingmodeandtheLEDwentout Method2:Codematchingkey Pressthecodematchingkey,thekeyboardenterscodematchingmode(thelow voltageindicatorlightremainson),andthereceiverisinsertedwithin20s.Successfully matchedthecode,theLEDwillimmediatelyturnoff Extinguish;Codematchingfailed.After20s,thekeyboardexitedcodematchingmode andtheLEDwentout Method3:SoftwareCodeMatching Openthecodecheckingsoftware,insertthereceiverintotheUSBinterface,and automaticallyenterthecodecheckingmode.Within20s,pressthekeyboardcode checkingkeyorpress"ESC"+ Pressthe"+/="keyfor1secondtomatchthecode.Ifthematchissuccessful,the softwarewilldisplay<Keyboardmatchsuccessful>;Otherwise,thecodematching modewillbelaunchedafter20s. 2.4GwirelesskeyboardVer7.0 Functionaldescription 1、LowvoltageLEDlight:usedtoindicatelowvoltageandcodecheckingstatus;At thesametime,itcanbeusedtoindicatetheproblempointsofdefectiveproducts duringmaintenance 1.Codematchingstatusindicator-Whenthekeyboardenterscodematchingmode, thelowvoltageLEDremainson.Ifthecodematchingissuccessful,thelowvoltage LEDgoesout 2.Lowvoltagestatusindication-Whenthebatteryisatlowvoltage,thelowvoltage LEDflashes,thevoltageisnormal,andthelowvoltageLEDgoesout 3.Indicationofabnormalfunctionalstatus: 1)Undernormalcircumstances-whenpoweredon,theindicatorlightturnsononce andthengoesoff 2)Indicatorlightnoton-MCUnotworking 3)Indicatorlightconstantlyon-RFnotworkingoreepromnotworking **Numlock+Caps2LEDstatusescanbesynchronizedwiththehost WhentheNumlock/Capsfunctionisturnedon,theLEDlightsupandindicates5 seconds.Ifabuttonispressedwithin5seconds,thetimerwillberesetfor5seconds Seconds(thebuttonwillturnoff5secondsafterbeingreleased),andifanybutton remainsonfor5secondsafterthelightgoesout Note:Afterthelowvoltageindicatorreachesthesetvalue,itstartsflashing5times. Whenabuttonispressed,thetimerwillberesetfor5secondsuntilthebatteryis depleted 2.4GKeyboardInstructions(v7.0) ProductOverview 1.CompatiblewithUSB1.1/2.0specifications,canassistUSB-IFandWHQL 2.HighqualityBK2425RF,16channeladaptivefrequencyhoppingoperation, stable/lowpowerconsumption/stronganti-interferenceability,directionless 3.Ultralowpowerdesign(working=0.7mA,sleep=3uA) 4.Supports8*18matricesandmultiplelanguageversions 5.Cansupport18standardmultimediafunctions 6.SupportCAPSLOCK,NUMLOCKindicatorlights,andsynchronizeLEDstatuswith thehost 7.Builtinmaintenancemodeforeasydetectionandrepairofdefectiveproducts 8.Supportcomputersleepwake-upandselfsleepwake-up 9.Intelligentmulti-levelenergy-savingdesign 10.SupportMouse/Keyboardpackagemode Codematchinginstructions Method1:Combinationkeypairing Pressthe"ESC"+"+/="keyssimultaneouslyfor1second,andthekeyboardwillenter thecodematchingmode(thelowvoltageindicatorlightwillremainon).Insertthe receiverwithin20seconds Successfullymatchedthecode,theLEDwillimmediatelyturnoff;Codematching failed.After20s,thekeyboardexitedcodematchingmodeandtheLEDwentout Method2:Codematchingkey Pressthecodematchingkey,thekeyboardenterscodematchingmode(thelow voltageindicatorlightremainson),andthereceiverisinsertedwithin20s.Successfully matchedthecode,theLEDwillimmediatelyturnoff Extinguish;Codematchingfailed.After20s,thekeyboardexitedcodematchingmode andtheLEDwentout Method3:SoftwareCodeMatching Openthecodecheckingsoftware,insertthereceiverintotheUSBinterface,and automaticallyenterthecodecheckingmode.Within20s,pressthekeyboardcode checkingkeyorpress"ESC"+ Pressthe"+/="keyfor1secondtomatchthecode.Ifthematchissuccessful,the softwarewilldisplay<Keyboardmatchsuccessful>;Otherwise,thecodematching modewillbelaunchedafter20s. 2.4GwirelesskeyboardVer7.0 Functionaldescription 1、LowvoltageLEDlight:usedtoindicatelowvoltageandcodecheckingstatus;At thesametime,itcanbeusedtoindicatetheproblempointsofdefectiveproducts duringmaintenance 1.Codematchingstatusindicator-Whenthekeyboardenterscodematchingmode, thelowvoltageLEDremainson.Ifthecodematchingissuccessful,thelowvoltage LEDgoesout 2.Lowvoltagestatusindication-Whenthebatteryisatlowvoltage,thelowvoltage LEDflashes,thevoltageisnormal,andthelowvoltageLEDgoesout 3.Indicationofabnormalfunctionalstatus: 1)Undernormalcircumstances-whenpoweredon,theindicatorlightturnsononce andthengoesoff 2)Indicatorlightnoton-MCUnotworking 3)Indicatorlightconstantlyon-RFnotworkingoreepromnotworking **Numlock+Caps2LEDstatusescanbesynchronizedwiththehost WhentheNumlock/Capsfunctionisturnedon,theLEDlightsupandindicates5 seconds.Ifabuttonispressedwithin5seconds,thetimerwillberesetfor5seconds Seconds(thebuttonwillturnoff5secondsafterbeingreleased),andifanybutton remainsonfor5secondsafterthelightgoesout Note:Afterthelowvoltageindicatorreachesthesetvalue,itstartsflashing5times. Whenabuttonispressed,thetimerwillberesetfor5secondsuntilthebatteryis FCCWarning Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterference received,includinginterferencethatmaycauseundesiredoperation. AnyChangesormodificationsnotexpresslyapprovedbythepartyresponsibleforco…

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-DongguanshiShunjinrunDianzikejiYouxiangongsi- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotifytheFCCwithin30daysvia thegrantingTCB. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 5/29/23 U.S.AgentDesignation [DongguanshiShunjinrunDianzikejiYouxiangongsi]acknowledgestheirconsentforthefollowing contactlocatedintheUnitedStatestoactastheiragentforserviceofprocessfortheequipmentfor whichauthorizationissought(FCCID:[2BA9I-KM202K]): NameandcompanyofU.S.agent:LinkwldLLC PhysicalU.S.addressofagent:1942BroadwaySt.STE314C,Boulder,CO,80302,US FRNofU.S.agent:0033625682 EmailaddressofU.S.agent:[email protected] TelephoneNoofU.Sagent:+1-716-963-4572 [LinkwldLLC]acknowledgestheirobligationtoacceptserviceofprocessonbehalfof[Dongguanshi ShunjinrunDianzikejiYouxiangongsi]. [DongguanshiShunjinrunDianzikejiYouxiangongsi]withtheFRN[0033790072]acceptsitsobligation tomaintainanagentforserviceofprocessintheUnitedStatesfornolessthanoneyearaftereither thegranteehaspermanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,ortheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(d)(7). Sincerely, Signature FangSong corporation DongguanshiShunjinrunDianzikejiYouxiangongsi 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 4 -DongguanshiShunjinrunDianzikejiYouxiangongsi- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotifytheFCCwithin30daysvia thegrantingTCB. Signature TimothyZhu Manager LinkwldLLC

-DongguanshiShunjinrunDianzikejiYouxiangongsi- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 5/29/23 Towhomitmayconcern: We,[DongguanshiShunjinrunDianzikejiYouxiangongsi],herebycertifythattheequipmentforwhich authorizationissought(FCCID:[2BA9I-KM202K])isnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuantto§2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,wearenotidentifiedontheCovered List(https://www.fcc.gov/supplychain/coveredlist)asanentityproducing“covered”equipment. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(b)and(d)(5)and(6). Sincerely, Signature FangSong corporation DongguanshiShunjinrunDianzikejiYouxiangongsi 6 2 _ [ m o d e l ] C o v e r e d E q u _ 2 . 9 1 1 ( d ) ( 5 ) ( i ) a n d ( i i ) - U , V 0 2

Code:AB-RF-05-b ExternalPhotograph Code:AB-RF-05-b Code:AB-RF-05-b Code:AB-RF-05-b

LabelLocationOnEUT Label ProductName:2.4Gwirelesskeyboard ModelNo.:KM202 FCCID:2BA9I-KM202K ThisdevicecomplieswithPart15oftheFCCRules.Operationis subjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)Thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation.

Code:AB-RF-05-b InternalPhotograph Code:AB-RF-05-b Code:AB-RF-05-b ANT

RFEXPOSUREEVALUATION FCCID:2BA9I-KM202K AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2403.65-8.08-8.08 ±1 -7.0850.0613 2.4G2441.65-8.42-8.42 ±1 -7.4250.0573 2479.65-8.83-8.93±1-7.8350.0523 Result:NoStandaloneSARtestisrequired.

Page1of26 AppendixTestData ReportNo.:18220WC30085401TestSampleNo.:1-2-2 StartTestDate:2023.05.11FinishTestDate:2023.05.12 TestEngineer:Auditor: Temperature:25.4 °C RelativeHumidity:45% Pressure:1012hPa AppendixA:20dBEmissionBandwidth TestResult TestModeAntennaFrequency[MHz] 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 2.4GAnt1 2403.652.3522402.6902405.042------ 2441.652.0322440.7542442.786------ 2479.651.9442478.7702480.714------ Page2of26 TestGraphs 2.4G_Ant1_2403.65 2.4G_Ant1_2441.65 2.4G_Ant1_2479.65 Page3of26 Page4of26 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFrequency[MHz] OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 2.4GAnt1 2403.652.43462402.64502405.0796------ 2441.652.13122440.65732442.7885------ 2479.652.18872478.61572480.8044------ Page5of26 TestGraphs 2.4G_Ant1_2403.65 2.4G_Ant1_2441.65 2.4G_Ant1_2479.65 Page6of26 Page7of26 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode AntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict 2.4GAnt1 2403.65-8.08≤30PASS 2441.65-8.42≤30PASS 2479.65-8.83≤30PASS Page8of26 TestGraphs 2.4G_Ant1_2403.65 2.4G_Ant1_2441.65 2.4G_Ant1_2479.65 Page9of26 Page10of26 AppendixD:Carrierfrequencyseparation TestResult TestModeAntennaFrequency[MHz]Result[MHz]Limit[MHz]Verdict 2.4GAnt1Hop2.000≥1.568PASS Page11of26 TestGraphs 2.4G_Ant1_Hop Page12of26 AppendixE:Timeofoccupancy TestResult TestModeAntennaFrequency[MHz] BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict 2.4GAnt1Hop0.1001630.016≤0.4PASS Page13of26 TestGraphs 2.4G_Ant1_Hop Page14of26 AppendixF:Numberofhoppingchannels TestResult TestModeAntennaFrequency[MHz]Result[Num]Limit[Num]Verdict 2.4GAnt1Hop 16 ≥15PASS Page15of26 TestGraphs 2.4G_Ant1_Hop Page16of26 AppendixG:Bandedgemeasurements TestResult TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 2.4GAnt1 Low2403.65-8.43-48.82≤-28.43PASS High2479.65-9.10-47.65≤-29.1PASS LowHop_2403.65-8.16-56.66≤-28.16PASS HighHop_2479.65-8.98-55.92≤-28.98PASS Page17of26 TestGraphs 2.4G_Ant1_Low_2403.65 2.4G_Ant1_High_2479.65 2.4G_Ant1_Low_Hop_2403.65 Page18of26 2.4G_Ant1_High_Hop_2479.65 Page19of26 AppendixH:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 2.4GAnt1 2403.65 Reference-8.37-8.37---PASS 30~1000-8.37-68.71≤-28.37PASS 1000~26500-8.37-52.99≤-28.37PASS 2441.65 Reference-8.72-8.72---PASS 30~1000-8.72-68.54≤-28.72PASS 1000~26500-8.72-52.87≤-28.72PASS 2479.65 Reference-9.16-9.16---PASS 30~1000-9.16-68.48≤-29.16PASS 1000~26500-9.16-40.36≤-29.16PASS Page20of26 TestGraphs 2.4G_Ant1_2403.65_0~Reference 2.4G_Ant1_2403.65_30~1000 2.4G_Ant1_2403.65_1000~26500 Page21of26 2.4G_Ant1_2441.65_0~Reference 2.4G_Ant1_2441.65_30~1000 Page22of26 2.4G_Ant1_2441.65_1000~26500 2.4G_Ant1_2479.65_0~Reference 2.4G_Ant1_2479.65_30~1000 Page23of26 2.4G_Ant1_2479.65_1000~26500 Page24of26 AppendixI:DutyCycle TestResult TestModeAntennaFrequency[MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] 2.4GAnt1 2403.650.1011.660.8620.66 2441.650.1111.760.9420.27 2479.650.1011.770.8520.71 Page25of26 TestGraphs 2.4G_Ant1_2403.65 2.4G_Ant1_2441.65 2.4G_Ant1_2479.65 Page26of26 ---End---

ReportNo.:18220WC30085401FCCID:2BA9I-KM202KPage1of32 Code:AB-RF-05-b FCCTestReport Applicant: DongguanshiShunjinrunDianzikeji Youxiangongsi Address: jiumingcunlu22hao101fangzhangmutou zhendongguancityguangdong523617, China ProductName:2.4Gwirelesskeyboard ReportDate:May29,2023 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC30085401FCCID:2BA9I-KM202KPage2of32 Code:AB-RF-05-b Contents 1.GeneralInformation ............................................................................................................................................6 1.1.ClientInformation .....................................................................................................................................6 1.2.DescriptionofDevice(EUT) ..................................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest .................................................................................................7 1.4.DescriptionofTestConfiguration ..........................................................................................................7 1.5.DescriptionOfTestSetup .......................................................................................................................8 1.6.TestEquipmentList .................................................................................................................................9 1.7.MeasurementUncertainty ....................................................................................................................10 1.8.DescriptionofTestFacility ....................................................................................................................10 2.SummaryofTestResults .................................................................................................................................11 3.ConductedEmissionTest ................................................................................................................................12 3.1.TestStandardandLimit ........................................................................................................................12 3.2.TestSetup ...............................................................................................................................................12 3.3.TestProcedure .......................................................................................................................................12 3.4.TestData .................................................................................................................................................12 4.RadiationSpuriousEmissionandBandEdge .............................................................................................15 4.1.TestStandardandLimit ........................................................................................................................15 4.2.TestSetup ...............................................................................................................................................15 4.3.TestProcedure .......................................................................................................................................16 4.4.TestData .................................................................................................................................................17 5.MaximumPeakOutputPowerTest ................................................................................................................25 5.1.TestStandardandLimit ........................................................................................................................25 5.2.TestSetup ...............................................................................................................................................25 5.3.TestProcedure .......................................................................................................................................25 5.4.TestData .................................................................................................................................................25 6.20DBOccupyBandwidthTest ........................................................................................................................26 6.1.TestStandard ..........................................................................................................................................26 6.2.TestSetup ...............................................................................................................................................26 6.3.TestProcedure .......................................................................................................................................26 6.4.TestData .................................................................................................................................................26 7.CarrierFrequencySeparationTest ................................................................................................................27 7.1.TestStandardandLimit ........................................................................................................................27 7.2.TestSetup ...............................................................................................................................................27 7.3.TestProcedure .......................................................................................................................................27 7.4.TestData .................................................................................................................................................27 8.NumberofHoppingChannelTest ..................................................................................................................28 8.1.TestStandardandLimit .....................................................................…

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version01 DongguanshiShunjinrunDianzikejiYouxiangongsi DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:KM202,KM367,KM426,KM368,KM369,KM800,KM288,KM289,WKB100,KB100 FCCID:2BA9I-KM202K fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:ISM2.4GHz Typeofantenna:PCBantenna Gainoftheantenna:2.03dBi Frequencyrange:2403.65-2479.65MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:DongguanshiShunjinrunDianzikejiYouxiangongsi Address:jiumingcunlu22hao101fangzhangmutouzhendongguancityguangdong 523617,China City:dongguan ZIP/Postalcode:/ Country:China Place:dongguanDate:5/29/2023 Signature:

Code:AB-RF-05-b TestSetupPhotograph PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest Code:AB-RF-05-b