2BRRR-JIFFYSP75Jiffy SP75 wireless split keyboard

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:Mar.2,26 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BRRR-JIFFYSP75 DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD(“theapplicant”)certifiesthat, asofthedateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList, establishedpursuantto§1.50002ofreferencechapter,asanentityproducing“covered” communicationequipment.Theequipmentforwhichauthorizationissoughtisnot“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentifiedonthe Commission’sCoveredListthatprohibitedfromreceivinganequipmentauthorizationpursuantto section§2.903oftheFCCrules. Sincerelyyours, ApplicantSignature PrintedName:YongHe Title:Manager Address:Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China Tel.:18128023311 Email:[email protected]

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Mar.2,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2BRRR-JIFFYSP75 ProductName:JiffySP75wirelesssplitkeyboard Thisletterservesasanattestationthattheequipmentidentifiedabove☐is/☒isnot(selectone)"covered" softwareasdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,as outlinedinFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, ApplicantSignature PrintedName:YongHe Title:Manager Address:Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China Tel.:18128023311 Email:[email protected] DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China U.S.AgentLetterofAttestation To:FederalCommunicationsCommission 7435OaklandMillsRoad,Columbia,MD21046,USA Date:2026.3.2 Ref: AttestationStatement–Part 2.911(d)(7)filing FCCID:2BRRR-JIFFYSP75 DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD (“theapplicant”)certifiesthat,as ofthedateofthefilingoftheapplication,GOLDENVICTORYINTERNATIONALTRADINGCOLTD (“theagent”)isourdesignatedU.S.agentforserviceofprocessfortheabovereferenceFCCID. TheapplicantacceptstomaintainanagentforserviceofprocessintheUnitedStatesfornoless thanoneyearaftereitherthegranteehaspermanentlyterminatedallmarketingandimportationof theapplicableequipmentwithintheU.S.,ortheconclusionofanyCommission-related administrativeorjudicialproceedinginvolvingtheequipment,whicheverislater.Theapplicant furtheracknowledgesitisourresponsibilitytoinformtheFCCwhenevertheagentinformation changes. GOLDENVICTORYINTERNATIONALTRADINGCOLTD("theagent)understanditistheagent's obligationtoacceptserviceofprocessintheUnitedStatesformattersrelatedtotheapplicable equipment,andatthephysicalU.S.addressandemailaddress. DesignatedU.S.Agent CompanyName:GOLDENVICTORYINTERNATIONALTRADINGCOLTD FRN:0036377570 Address:11016THSTREETSUITE1400 DENVER,CO80202UnitedStates Signature: ContactPerson:LeonHowar Tel:(337)255-0461Email: [email protected] Applicant CompanyName:DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD FRN:0037412780 Address:Room501，No17，YongningRoad，Dongshan Village，QiShiTown，DongguanCity523500 China Signature: ContactPerson:YongHe Tel:18128023311Email:[email protected]

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China 2026.3.2 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2BRRR-JIFFYSP75 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow:  BlockDiagram Schematics  OperationalDescription Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(upto180)daysfromthedateofequipmentauthorizationandpriorto marketingintheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantis awareoftheirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductorthe productismadeavailabletothepublicbeforetherequestedperiodhasexpired. UserManual  InternalPhotos ExternalPhotos  TestSetupPhotos Sincerely, ApplicantSignature Title:Manager Address:Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China Tel.:18128023311 Email:[email protected]

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China 2026.3.2 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2BRRR-JIFFYSP75 I,theundersigned,herebyauthorizeShenzhenDLTestingTechnologyCo.,Ltdtoactonourbehalfinall mattersrelatingtothisapplicationforequipmentcertification. AnyactcarriedoutbyShenzhenDLTestingTechnologyCo.,Ltdshallhavethesameeffectasourown andIacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsofcertification,as specifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswithDONGGUAN JIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, (Signature) (FullnameofcontactpersonlistedonFCC’swebsite)YongHe (Title)Manager Tel.:18128023311 Fax:N/A Email:[email protected]

DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGY CO.,LTD ProductSimilarityDeclaration Productname:JiffySP75wirelesssplitkeyboard Modelname:Jiffysp75 JiffySP75US,JIS We(DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO., LTD)herebystatethatallthemodelsareelectricalidenticalincludingthe samesoftwareparameterandhardwaredesign(i.e.,circuitdesign,PCB Layout,RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureanddesign (includingproductenclosure,materials,etc.,),Onlyfordifferentmodelname Signature: Name:YongHe Title:Manager Place,date:Room501 ， No17 ， YongningRoad ， DongshanVillage ， QiShiTown，DongguanCity523500 China/2026.03.02

Labelandlabellocation FCCIDLABEL: High:1cm Wide:4cm LabelLocation: JiffySP75wirelesssplitkeyboard FCCID:2BRRR-JIFFYSP75

FCCID:2BRRR-JIFFYSP75 RFExposureEvaluation Accordingto447498D01GeneralRFExposureGuidancev06andpart2.1093 ， Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-ghead orbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBLE TestModeFrequency Max Power(dBm) TuneUP tolerance (dBm) MaxTuneUP power (dBm) MaxTuneUP power (mW) Min. distance (mm) Calc. thresholds limit GFSK24402.527 2±1 32.0050.623343.0 Conclusion: 1.[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]<3.0. SARTestExclusionThresholdsis3.0forseparationdistance5mm.Therefore,SARtestis notrequired

AntennaSpecification ITEMANTSPEC ModelNameESP-ANTD-H AntennatypePCBAntenna AntennaGain 4.16dBi antennasize 13.2mmx16.6mmx2.4mm Manufacturer EspressifSystem(Shanghai)Co.,Ltd Manufacturer address Suite204Block2,690BiboRoad,ZhangJiangHi-TechPark, Shanghai,China AntennaPhoto testdata Tel:86-0769-33691210 Fax:86-0769-82381572 SIGN DATE DESCRIPTION APPROVER R-CB- 081B NB030B CI-081 No. FPCB Coaxial Cable Connector Name 42*12mm O.D. 0.81mm Black Mini Connector Part Number Material Q ty TITLE: 2.4GHz Antenna PART NO.: NB030-081B-IX130 APPROVED BY DWG NAME: NB030-081B-IX130.DWG DESIDNED BY UNITS: mm Tolerance CHECKED BY SCALE: 1/1 REVISION: A jeff 2014-02-26 2014-02-26 leon 2014-02-26 YD • •• ••••• • ••••••••••••••• • •••••• • •••••••••••••• • •••••• • •••••••••• ••••••••••••••••••••••

ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-260228001R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] FCCTESTREPORT FCCID:2BRRR-JIFFYSP75 Applicant: DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Address: Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China Manufacturer: DONGGUANJIANZAOFANGELECTRONICSTECHNOLOGYCO.,LTD Address: Room501，No17，YongningRoad，DongshanVillage，QiShiTown，DongguanCity523500 China EUT:JiffySP75wirelesssplitkeyboard TradeMark:JezailFunder ModelNumber: Jiffysp75 JiffySP75US,JIS DateofReceipt:Dec.26,2025 TestDate:Dec.26,2025-Jan.12,2026 DateofReport:Jan.12,2026 PreparedBy:ShenzhenDLTestingTechnologyCo.,Ltd. Address: 101-201,BuildingC,Shuanghuan,No.8,BaoqingRoaBaolongIndustrialZone,Baolong Street,LonggangShenzhen,Guangdong,China Applicable Standards: FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10-2020 KDB558074D01v05r02（2019-04-02） TestResult:Pass ReportNumber:DLE-260228001R Prepared(TestEngineer): DimonTan Reviewer(Supervisor): JackBu Approved(Manager): JadeYang Thistestreportisbasedonasingleevaluationofonesampleofabovementionedproducts.Itisnotpermittedto beduplicatedinextractswithoutwrittenapprovalofShenzhenDLTestingTechnologyCo.,Ltd. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-260228001R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] TableofContentsPage 1.VERSION....................................................................................................................4 2.SUMMARYOFTESTRESULTS...............................................................................5 2.1TESTFACILITY.................................................................................................................6 2.2MEASUREMENTUNCERTAINTY....................................................................................6 3.GENERALINFORMATION........................................................................................7 3.1GENERALDESCRIPTIONOFEUT.................................................................................7 3.2DESCRIPTIONOFTESTMODES....................................................................................8 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED..............8 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)........................................8 3.5EQUIPMENTSLISTFORALLTESTITEMS...................................................................9 4.EMCEMISSIONTEST.............................................................................................10 4.1CONDUCTEDEMISSIONMEASUREMENT..................................................................10 4.1.1POWERLINECONDUCTEDEMISSIONLimits...................................................10 4.1.2TESTPROCEDURE...............................................................................................10 4.1.3DEVIATIONFROMTESTSTANDARD..................................................................10 4.1.4TESTSETUP...........................................................................................................11 4.1.5EUTOPERATINGCONDITIONS...........................................................................11 4.2.1RADIATEDEMISSIONLIMITS...............................................................................14 4.2.2TESTPROCEDURE...............................................................................................15 4.2.3DEVIATIONFROMTESTSTANDARD..................................................................15 4.2.4TESTSETUP...........................................................................................................16 4.2.5EUTOPERATINGCONDITIONS...........................................................................17 5.RADIATEDBANDEMISSIONMEASUREMENT.....................................................22 5.1TESTREQUIREMENT:..............................................................................................22 5.2TESTPROCEDURE..................................................................................................22 5.3DEVIATIONFROMTESTSTANDARD.....................................................................23 5.4TESTSETUP..............................................................................................................23 5.5EUTOPERATINGCONDITIONS..............................................................................23 5.6TESTRESULT...........................................................................................................24 6.POWERSPECTRALDENSITYTEST......................................................................25 6.1APPLIEDPROCEDURES/LIMIT.............................................................................25 6.2TESTPROCEDURE..................................................................................................25 ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-260228001R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] TableofContents Page 6.3DEVIATIONFROMSTANDARD...............................................................................25 6.4TESTSETUP..............................................................................................................25 6.5EUTOPERATIONCONDITIONS..............................................................................25 6.6TESTRESULT...........................................................................................................26 7.CHANNELBANDWIDTH.........................................................................................28 7.1APPLIEDPROCEDURES/LIMIT.............................................................................28 7.2TESTPROCEDURE..................................................................................................28 7.3DEVIATIONFROMSTANDARD...............................................................................28 7.4TESTSETUP..........................................................................…

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