2A2U2K61RGB61 Keys Bluetooth Keyboard

FULL-METALMECHANICALGAMINGKEYBOARD ELABORATEYOURDEVICEWITHFITLINKOPTION Accessadvancedoptionsandgranularcontrolasyourebindbuttons,assignmacros, personalizedevicelightingandmorewiththeunifiedhardwareconfigurationtool. GETHELPWITHFITLINKSUPPORT We’reheretoassistyouwithyourFitlinkdevice.Contactusbychatoremailifyouhaveany questions. PACKAGECONTENTS/SYSTEMREQUIREMENTS PACKAGECONTENTS FitlinkFull-metalDelicateGamingKeyboard ImportantProductInformationGuide HARDWAREREQUIREMENTS PCwithafreeUSBport SYSTEMREQUIREMENTS Windows732-bit(orhigher) Internetconnection TECHNICALSUPPORT KeycapsexceptspaceweremadebyMIM(MetalPowderInjectionMolding)technology. OPERATIONMANUALOFFITLINKALL-METALBLUETOOTH MECHANICALKEYBOARD 1.Insertthecable,andautomaticallyswitchtothewiredmodefirst.SingleBluetooth, automaticallyrecognizedasasingleBluetoothkeyboard. BluetoothdevicenameJB610. 2.Modeswitching: Wiredmode:PressFN+TAB Wirelessmode: (UPTO3DEVICESCONNECTEDATTHESAMETIME.PressFN+Q/W/Etoswitcheachdevice) ①LongpressFN+Qformorethan3S,andthebluelightinthegapbetweenL-WINandL-ALT flashesatthefrequencyof1S/time.Codealignmentissuccessful,anditflashesquicklyand goesouttwice.PressbrieflytoswitchBluetoothchannel1,andthebluelightflashesonce. ②LongpressFN+Wformorethan3S,andtheredlightatthegapbetweenL-WINandL-ALT flashesatthefrequencyof1S/time.Codealignmentissuccessful,anditflashesquicklyand goesouttwice.PressbrieflytoswitchBluetoothchannel2,andtheredlightflashestwice. ③LongpressFN+Eformorethan3S,andthegreenlightinthegapbetweenL-WINand L-ALTflashesatthefrequencyof1S/time.Codealignmentissuccessful,anditflashes quicklyandgoesouttwice.PressbrieflytoswitchBluetoothchannel3,andthegreenlight flashesthreetimes. 3.Chargingindication: Chargingcurrent1A.TheredlightinthegapbetweenL-WINandL-ALTison,fulland extinguished. 4.Inputvoltageis4.5V-5.5V.Batterylowvoltageindication: Whenthebatteryvoltageislowerthan3.3V,thegapbetweenL-WINandL-ALTisred,the lowvoltageindicatorflashesoncepersecond,nokeyistriggeredwithin10seconds,thelow voltageindicatorgoesout,andpressanykeytostartthelowvoltageindicator.Whenthe batteryvoltageis≦3.0V,thekeyboardenterstheshutdownsleepstate,andthekeysand backlightdonotrespond. 5.Saveenergyandelectricity: Whenthekeyisnotpressedfor2minutesinBluetoothstate,thekeyboardbacklightis automaticallyturnedoff;Thekeyboardentersthestandbystate;After30minutesofno operation,thekeyboardentersdeepsleep,andyouonlyneedtopressanykeytowakeup thekeyboard. 6.Lightingmodeandeffects: ①Lightbrightnesslevel:DimmedbyFN+P;LightenedbyFN+[{.Fourlevelsofbrightness (100%-75%-35%-OFF),thedefaultis75%brightness. ②Lightspeedadjustment:ReducedtheconversionspeedofbacklightbyFN+”,Increased thebacklightconversionspeedbyFN+;:.Fourlevelsintotal,thedefaultisthethirdlevel. TurnRGBlightsonandoffwithonebutton. ③FN+SPACE:ON/OFFRGBlightmode. ④FN+\|:Lightingeffectsswitching.15lightingeffectsintotal. FNkeycombinationfunctiondescription: Main function Vicefunction FN+ Main function Vicefunction FN+ Main function Vicefunction FN+ ESC`~7F7J Insert 1F18F8K Home 2F29F9L PageUp 3F30F10M Delete 4F4-_F11,< End 5F5=+F12.> PageDown 6F6WinWinLock U PrintScreen I ScrollLock O PauseBreak A Play/Pause S PreviousTrack D NextTrack F VolumeMute G Volume- H Volume+ 、？upAlt-R towardsthe left AppdownCtrl-R towardsthe right SPACEonandoff [{ Increase backlight brightness P Reduce backlight brightness L-Win TurnWinkey off/on ;: Increasethe backlight conversion speed ’” Reducethe backlight conversion speed \| Backlight color switching FCCStatement: Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwo conditions:(1)thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemust acceptanyinterferencereceived,includinginterferencethatmaycauseundesired operation. CAUTION: ChangesorModificationsnotexpresslyapprovedbythepartyresponsiblecouldvoidthe user’sauthoritytooperatethisdevice. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassB digitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovide reasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.This equipmentgenerates,usesandcanradiateradiofrequencyenergyand,ifnotinstalledand usedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradio communications.However,thereisnoguaranteethatinterferencewillnotoccurina particularinstallation. Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcan bedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrect theinterferencebyoneormoreofthefollowingmeasures: --Reorientorrelocatethereceivingantenna. --Increasetheseparationbetweentheequipmentandreceiver. --Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiver isconnected. --Consultthedealeroranexperiencedradio/TVtechnicianforhelp.

C5266091_X8_Ed.1 1/1 LetterofAuthorization Emerson(Guangzhou)e-CommerceCo.,Ltd. Company:Emerson(Guangzhou)e-CommerceCo.,Ltd. Address:Room209,No.4,XinAnRoad,HuangpuDistrict, Guangzhou(Officeonly) ProductName:61KeysBluetoothKeyboard ModelNumber:K61RGB 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:AlexYiDate:2021-08-16 Title:DeputyGeneralManager Signatureofapplicant:

C5266091_X10_Ed.2 1/1 Emerson(Guangzhou)e-CommerceCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2021-08-16 Subject:RequestforConfidentiality FCCID: 2A2U2K61RGB ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☐ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☐ User’sManual ☐ NOTE 1 ☐ InternalPhotos ☐ NOTE 1 ☐ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodofdaysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, C5266091_X10_Ed.2 1/1 Signature: Name:AlexYi Title:DeputyGeneralManager

2A2U2K61RGB

1 / 2 RFEXPOSUREEVALUATION ProductName:61KeysBluetoothKeyboard ModelName:K61RGB AdditionalmodelN/A BluetoothVersion: BT5.0BDR+EDR；BLE Operatingfrequency:2402-2480MHz NumbersofChannel: 79channelsForBR+EDR; 40channelsForBLE TypeofModulation: GFSK,Π/4-DQPSK,8DPSKForDSS; GFSKForBLE; AntennaType:PCBAntenna AntennaGain:0dBi Powersupply: Adapter:Input:AC120V/60Hz; Input:DC5V,1A(withDC3.7V,1200mAhBatteryinside) HardwareVersion:61-BK-V1.4 SoftwareVersion: 61K-JB610-A4-v1.0.10-24G-0x08D9.bin 2 / 2 StandardRequirement Accordingto§15.247(i)and§1.1307b(1),systemsoperatingundertheprovisionsofthis sectionshallbeoperatedinamannerthatensuresthatthepublicisnotexposedtoradio frequencyenergylevelsinexcessoftheCommission’sguidelines.SeeKDB447498D01 GeneralRFExposureGuidancev06,section4.3.1. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]*[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gSARextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison. Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤ 50mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtestexclusion. RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,usingmeasurements orcomputersimulation.WhenroutineSARevaluationisnotrequired,portabletransmitters withoutputpowergreaterthantheapplicablelowthresholdrequireSARevaluationtoquality forTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -2.88 -2.88 ±1 -1.8850.2013BDR+EDR 2480 0.42 0.42±11.4250.4353BLE AccordingtoKDB447498,SARmeasurementisnotrequired. Signature ChrisDu EMCManager Date:2021-07-21

Page 1 of 52 FCCTESTREPORT FCCID:2A2U2K61RGB Product:61KeysBluetoothKeyboard ModelName:K61RGB Brand:Emerson ReportNo.:PTC21062807302E-FC02 Preparedfor Emerson(Guangzhou)E-CommerceCo.,Ltd. Room209(OfficeOnly)，No.4,Xin'anRoad,HuangpuDistrict,Guangzhou Preparedby PreciseTesting&CertificationCo.,Ltd. Building1,No.6,TongxinRoad,DongchengStreet,Dongguan,Guangdong,China ReportNo.:PTC21062807302E-FC02 Page 2 of 52 1TESTRESULTCERTIFICATION Applicant’sname:Emerson(Guangzhou)E-CommerceCo.,Ltd. Address: Room209(OfficeOnly)，No.4,Xin'anRoad,HuangpuDistrict, Guangzhou Manufacture'sname:Emerson(Guangzhou)E-CommerceCo.,Ltd. Address: Room209(OfficeOnly)，No.4,Xin'anRoad,HuangpuDistrict, Guangzhou Productname:61KeysBluetoothKeyboard Modelname:K61RGB Standards:FCCCFR47Part15Section15.247 Testprocedure:ANSIC63.10:2013 TestDate:Jul.16,2021toJul.21,2021 DateofIssue:Jul.21,2021 TestResult:Pass ThisdevicedescribedabovehasbeentestedbyPTC,andthetestresultsshowthatthe equipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonly tothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofPTC,this documentmaybealteredorrevisedbyPTC,personalonly,andshallbenotedintherevisionof thedocument. TestEngineer: LeoYang/Engineer TechnicalManager: ChrisDu/Manager ReportNo.:PTC21062807302E-FC02 Page 3 of 52 Contents Page 1TESTRESULTCERTIFICATION................................................................................................................................2 2TESTSUMMARY...........................................................................................................................................................5 2.1TESTSITE.............................................................................................................................................................6 3GENERALINFORMATION..........................................................................................................................................7 3.1GENERALDESCRIPTIONOFE.U.T.....................................................................................................................7 3.2CHANNELLIST......................................................................................................................................................8 4EQUIPMENTDURINGTEST.......................................................................................................................................9 4.1EQUIPMENTSLIST................................................................................................................................................9 4.2MEASUREMENTUNCERTAINTY..........................................................................................................................11 4.3DESCRIPTIONOFSUPPORTUNITS....................................................................................................................12 5CONDUCTEDEMISSION...........................................................................................................................................13 5.1E.U.T.OPERATION............................................................................................................................................13 5.2EUTSETUP........................................................................................................................................................13 5.3TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION)..................................................................................14 5.4MEASUREMENTPROCEDURE............................................................................................................................14 5.5CONDUCTEDEMISSIONLIMIT............................................................................................................................14 5.6MEASUREMENTDESCRIPTION...........................................................................................................................14 5.7CONDUCTEDEMISSIONTESTRESULT..............................................................................................................14 6RADIATEDSPURIOUSEMISSIONS.......................................................................................................................17 6.1EUTOPERATION...............................................................................................................................................17 6.2TESTSETUP.......................................................................................................................................................18 6.3SPECTRUMANALYZERSETUP...........................................................................................................................19 6.4TESTPROCEDURE.............................................................................................................................................20 6.5SUMMARYOFTESTRESULTS...........................................................................................................................22 7CONDUCTBANDEDGEANDSPURIOUSEMISSIONSMEASUREMENT....................................................28 7.1TESTPROCEDURE.............................................................................................................................................28 7.2TESTRESULT.....................................................................................................................................................29 86DBBANDWIDTHMEASUREMENT.......................................................................................................................32 ReportNo.:PTC21062807302E-FC02 Page 4 of 52 8.1TESTPROCEDURE.............................................................................................................................................32 8.2TESTRESULT..................................................................................................................…

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ConductedEmissions RadiatedSpuriousEmissions From30M-1GHz TestfrequencyfromAbove1GHz