2BHFG-CKT1BWireless Bluetooth Keyboard

FCCWarningStatement:Changesormodificationstothisunitnotexpressly approvedbythepartyresponsibleforcompliancecouldvoidtheuser’s authoritytooperatetheequipment.Thisequipmenthasbeentestedandfound tocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15ofthe FCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainst harmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates, usesandcanradiateradiofrequencyenergyand,ifnotinstalledandusedin accordancewiththeinstructions,maycauseharmfulinterferencetoradio communications. However,thereisnoguaranteethatinterferencewillnotoccurinaparticular installation.Ifthisequipmentdoescauseharmfulinterferencetoradioor televisionreception,whichcanbedeterminedbyturningtheequipmentoffand on,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreof thefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. - Connecttheequipmentintoanoutletonacircuitdifferentfromthatto whichthereceiverisconnected. - Consultthedealeroranexperiencedradio/TVtechnicianforhelp. ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothe followingtwoconditions:(1)thisdevicemaynotcauseharmfulinterference, and(2)thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation. FCCRadiationExposureStatement ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.The devicecanbeusedinportableexposureconditionwithoutrestriction.

ErgoArc 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:ErgoArc Address:329HoweSt,Unit#330,Vancouver,BritishColumbia,Canada. ProductName:WirelessBluetoothKeyboard FCCID:2BHFG-CKT1B Model(s):CK-T1B 2.911(d)(5)(i)EquipmentType We,[ErgoArc](“theapplicant”)certifythattheequipmentforwhichauthorizationissoughtthrough certificationisnot:  Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules.  Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:NoorahmadNoorDate:2024.7.10 TitleandCompanyname:Manager/ErgoArc NOTE1 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

ErgoArc 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:ErgoArc Address:329HoweSt,Unit#330,Vancouver,BritishColumbia,Canada. ProductName:WirelessBluetoothKeyboard FCCID:2BHFG-CKT1B Model(s):CK-T1B 2.911(d)(5)(ii)Applicantfiling We,[ErgoArc](“theapplicant”)certifythat,asofthedateofthefilingoftheapplication,theapplicant isnotidentified NOTE1 onthe“CoveredList” NOTE2 ,establishedpursuantto§1.50002ofthischapter, asanentityproducingcoveredcommunicationsequipment. Yourssincerely, Name:NoorahmadNoorDate:2024.7.10 TitleandCompanyname:Manager/ErgoArc NOTE1 Deleteoptionnotapplicabletothisapplication. NOTE2 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

ErgoArc 2.911 (d)(7)USA Agent v1.5 Section 2.911(d)(7) USA Agent for Service of Process Company name: ErgoArc Address: 329 Howe St, Unit# 330, Vancouver, British Columbia, Canada. Product Name: Wireless Bluetooth Keyboard FCCID:2BHFG-CKT1B Model(s): CK-T1B 2.911(d)(7) USA Designated Agent for Service of Process We, [ErgoArc] (“the applicant”) designate [Stone Trading Limited] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent: We acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either we the grantee have permanently terminated all marketing and importation of the applicable equipment within the U.S., or at the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation: We acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or at the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. USA Agent Company name: Stone Trading Limited USA Address: 6547 N Academy Blvd #2266, Colorado Springs, CO 80918, United States FRN Number: 0033401936 Contact Name: Dongmei Fang Telephone No: +12134573118 Email: [email protected] Applicant Company name: ErgoArc Address: 329 Howe St, Unit# 330, Vancouver, British Columbia, Canada. Grantee FRN Number:0035646801 FCC Grantee Code:2BHFG Contact Name: Noorahmad Noor Telephone No: 001 778-792-9729 Email: [email protected] Signature: Title: Manager Signature: Title: Manager Date: 2024.7.10 Date: 2024.7.10 ErgoArc 2.911 (d)(7)USA Agent v1.5 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference; Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

ErgoArc AgentAuthorization Company:ErgoArc Address:329HoweSt,Unit#330,Vancouver,BritishColumbia,Canada. ProductName:WirelessBluetoothKeyboard ModelNumber(s):CK-T1B ProductDescription:WirelessBluetoothKeyboard WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2024.7.10 Name:NoorahmadNoor Title:Manager Company:ErgoArc

ErgoArc OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2024.7.10 Subject;RequestforConfidentiality FCCID:2BHFG-CKT1B ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:NoorahmadNoor Title:Manager

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Labelandlabellocation 4cm 2cm WirelessBluetoothKeyboard FCCID:2BHFG-CKT1B

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FCCID:2BHFG-CKT1B RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(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, BDR ModeMax Power(dBm) Max Power(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit GFSK-1.6580.68240250.2123.0 BLE ModeMax Power(dBm) Max Power(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit GFSK1.8591.53240250.4763.0 2.4G ModeMax Power(dBm) Max Power(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit GFSK-0.8720.82244150.2563.0 SoaSARtestisnotrequired

ProjectNo.:ZKT-2406046219E-1 Page 1 of 46 FCCTESTREPORT FCCID:2BHFG-CKT1B ReportNumber. .................................... : ZKT-2406046219E-1 DateofTest ...................................................... : Apr.25,2024toJul.01,2024 Dateofissue.........................................: Jul.01,2024 Totalnumberofpages.........................46 TestResult .......................................... : PASS TestingLaboratory...........................: ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... : 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname ............................. :ErgoArc Address...............................................:329HoweSt,Unit#330,Vancouver,BritishColumbia,Canada. Manufacturer'sname......................:DongguanCousoTechnologyCo.,Ltd Address ............................................... : No.2XingjunRoad,TangxiaTown,DongguanCity,Guangdong Province,China Testspecification: Standard................................................: FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 Testprocedure.....................................: / Non-standardtestmethod ................ :N/A TestReportFormNo........................: / TestReportForm(s)Originator.....: ZKTTesting MasterTRF........................................: Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname.....................................:WirelessBluetoothKeyboard Trademark ........................................... : Model/Typereference ......................... : CK-T1B Ratings .................................................. : Input:5V1A Battery:3.7V,300mAh ProjectNo.:ZKT-2406046219E-1 Page 2 of 46 Testingprocedureandtestinglocation: TestingLaboratory ....................................... : ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature) ....................... : JeffFu Reviewer(name+signature) ....................... : LakeXie Approved(name+signature).......................: ProjectNo.:ZKT-2406046219E-1 Page 3 of 46 TableofContents Page 1.VERSION........................................................................................................................................................5 2.TESTSUMMARY...........................................................................................................................................6 2.1TESTFACILITY............................................................................................................................................7 2.2MEASUREMENTUNCERTAINTY...............................................................................................................7 3.1GENERALDESCRIPTIONOFEUT.............................................................................................................8 3.2TestSetupConfiguration..............................................................................................................................9 3.3SupportEquipment.......................................................................................................................................9 4.EMCEMISSIONTEST.................................................................................................................................12 4.1Conductedemissions.................................................................................................................................12 4.1.1POWERLINECONDUCTEDEMISSIONLimits.....................................................................................12 4.1.2TESTPROCEDURE................................................................................................................................12 4.1.3DEVIATIONFROMTESTSTANDARD...................................................................................................12 4.1.4TESTSETUP...........................................................................................................................................13 4.1.5EUTOPERATINGCONDITIONS............................................................................................................13 4.2Radiatedemissions....................................................................................................................................16 4.2.1RadiatedEmissionLimits........................................................................................................................16 4.2.2TESTPROCEDURE................................................................................................................................16 4.2.3DEVIATIONFROMTESTSTANDARD...................................................................................................17 4.2.4TESTSETUP...........................................................................................................................................17 4.2.5EUTOPERATINGCONDITIONS............................................................................................................18 4.2.6TESTRESULTS......................................................................................................................................18 5.RADIATEDBANDEMISSIONMEASUREMENT........................................................................................23 5.1TestRequirement:......................................................................................................................................23 5.2TESTPROCEDU…

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Speci fica tions 2400MHz 2450MHz 2500MHz 2400MHz 2450MHz 2500MHz -1.66-0.84-0.6 1-6.1 6-3.6 5-2.2 1 Horizo ntal: ANTENNA SPECIFICATION Summary ITEMSPEC. Model Name Cent er Frequency Horizo ntalVerti ca l MAX. Gain-0.6 1 Pol ari za tionHorizo ntal and Vertica l Azi muth Beam Pattern Omni-directi onal Impedance50 Ohm Ant ennaLengthmm ManufactureDongguan Couso Antenna Photo & Length (mm)（請貴司依自己產品實際修正） 28.414 Angle(? 2400MHz2450MHz2500MHz Max:0 Min:-40 Scale:5/div Frequency (MHz) Gain(dBi) Max.Min.Avg. 2400-1.66179-30.2813-8.78713 2450-0.84781-38.7595-7.87812 2500-0.6156-23.6329-6.99139 Vertical: Angle(? 2400MHz2450MHz2500MHz Max:0 Min:-30 Scale:5/div Frequency (MHz) Gain(dBi) Max.Min.Avg. 2400-6.1623-23.1425-12.5295 2450-3.6534-26.2866-10.6699 2500-2.21101-29.4381-9.58526

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