2BUM9-GC-01Switch Wireless Controller

LocalRepresentativeLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(7),oftheCommission’sRules(47C.F.R.)weattestasfollowsfor theproductlistedbelow: FCCIDModelname 2BUM9-GC-01GC-01 Weherebyacknowledgeasfollows: i.bothsigneesconfirmthatthepointofcontactacceptsresponsibilitytoactasaUS- AmericanRepresentativeonbehalfoftheapplicant ii.thepointofcontactprovidesthephysicalU.S.addressandemailaslistedbelow iii.bothpartiesmaintaintherequirementsofthisagreementwithoutexpirationdate US-AmericanPointofContactApplicant/ApprovalHolder SignatureSignature CompanyName:LOBOSIOWAINCShenzhenGaiatopNetwork TechnologyCo.,Ltd. FRN:00364139610037936135 ContactName:HarleyLiDiHuang Address:4623BittercreekDrColorado SpringsCO80922US Room2218,ShenbaoMaoBuilding, MinqiangCommunity,MinzhiStreet, LonghuaDistrict,Shenzhen,Guangd ongProvince,China. Phone:+18188180538N/A Email:[email protected]@qq.com

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2BUM9-GC-01GC-01 We, Applicant CompanyName:ShenzhenGaiatopNetworkTechnologyCo., Ltd. Address:Room2218,ShenbaoMaoBuilding,Minqia ngCommunity,MinzhiStreet,LonghuaDist rict,Shenzhen,GuangdongProvince,China. Phone:N/A certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentified ontheCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-02-09 SignatureDate PrintedNameofSignee:DiHuang Company:ShenzhenGaiatopNetworkTechn ologyCo.,Ltd. Phone:+8615302672971 Email:[email protected] Address:Room2218,ShenbaoMaoBuilding, MinqiangCommunity,MinzhiStreet,Longh uaDistrict,Shenzhen,GuangdongProvince, China. Fax:N/A

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2BUM9-GC-01GC-01 Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-02-09 SignatureDate PrintedNameofSignee/Title:DiHuang/Principal Company:ShenzhenGaiatopNetworkTechnologyCo.,Ltd. Address:Room2218,ShenbaoMaoBuilding,MinqiangCommunity, MinzhiStreet,LonghuaDistrict,Shenzhen,GuangdongPr ovince,China. Phone:+8615302672971 Fax:-- Email:[email protected]

ReportNo.:CISRR26012624501 Page 59 of 63 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26012624501 Page 60 of 63 ReportNo.:CISRR26012624501 Page 61 of 63

Label Size:10mm*4mm FCCID:2BUM9-GC-01 LabelLocation

ReportNo.:CISRR26012624501 Page 62 of 63 9.2.InternalPhotos ReportNo.:CISRR26012624501 Page 63 of 63 ------Endofthereport----- ANT

ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:1of6 TESTREPORT RFExposureEvaluation ReportNo.: CISRR26012624503 ProjectNo.: CISR260126245 FCCID:2BUM9-GC-01 Applicant:ShenzhenGaiatopNetworkTechnologyCo.,Ltd. Address: Room2218,ShenbaoMaoBuilding,MinqiangCommunity,MinzhiStreet, LonghuaDistrict,Shenzhen,GuangdongProvince,China. Manufacturer: XiantaoCityHuajunBusinessServiceCo.,Ltd. Address: YinheAvenue,YanglinweiTown,XiantaoCity. ProductName: SwitchWirelessController TradeMark:- Model/Typereference:GC-01 ListedModel(s):- Standard:47CFRPart2.1093 Issuedate:February5,2026 Testresult:Complied Reviewedby:LucasHuang Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:2of6 Contents 1.APPLICABLESTANDARD..............................................................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.RADIOSPECIFICATIONDESCRIPTION........................................................................................................4 4.SIMULTANEOUSTRANSMISSIONANALYSIS.............................................................................................4 5.TESTRESULT.................................................................................................................................................5 5.1.STANDALONETRANSMISSION.................................................................................................................5 5.2.SIMULTANEOUSTRANSMISSION.............................................................................................................6 ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:3of6 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–2019:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00February5,2026Original ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:4of6 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS ThesedevicesuseasingletransmittermoduleandantennaforbothBT,BTcannottransmitsimultaneously. ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:5of6 5.TESTRESULT 5.1.Standalonetransmission Limit: KDB447498D01v06,Clause4.3.1a) For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-g SARtestexclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation31The resultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. Result: Passed TestData Radiotype Frequency (GHz) Maximum output power #1 (dBm) Antenna gain #2 (dBi) Maximum EIRP #3 (dBm) Maximum tune-up EIRP #4 (dBm) Minimum distance (mm) Evaluated value LimitResult Bluetooth-BR ＆EDR 2.4024.19-2.31.892.005.000.49133.00PASS Bluetooth-LE2.4020.55-2.3-1.75-1.005.000.24623.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.: CISRR26012624503 Reporttemplateversion:CISE-TR-001-A0Page:6of6 5.2.Simultaneoustransmission Limit: KDB447498D01v06,Clause4.3.2,47CFRPart1.1307 InthecaseofxedRFsourcesoperatinginthesametime-averagingperiod,orof multiplemobileorportableRFsourceswithinadeviceoperatinginthesametime averagingperiod,ifthesumofthefractionalcontributionstotheapplicablethresholds islessthanorequalto1asindicatedinthefollowingequation. Where a=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(B)ofthissectionforP,includingexistingexempttransmittersandthosebeing added. b=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(C)ofthissectionforThresholdERP,includingexistingexempttransmittersand thosebeingadded. c=numberofexistingfixed,mobile,orportableRFsourceswithknownevaluationforthespeci edminimumdistanceincludingexistingevaluatedtransmitters. P j =theavailablemaximumtime-averagedpowerortheERP,whicheverisgreater,forxed, mobile,orportableRFsourceiatadistancebetween0.5cmand40cm(inclusive). P th,j =theexemptionthresholdpower(P)accordingtoparagraph(b)(3)(i)(B)ofthissectionfor xed,mobile,orportableRFsourcei. ERP j =theERPoffixed,mobile,orportableRFsourcej. ERP th,j =exemptionthresholdERPforfixed,mobile,orportableRFsourcej,atadistanceofat leastλ/2πaccordingtotheapplicableformulaofparagraph(b)(3)(i)(C)ofthissection. Evaluated k =themaximumreportedSARorMPEoffixed,mobile,orportableRFsourcekeither inthedeviceoratthetransmittersitefromanexistingevaluationatthelocationofexposure. ExposureLimit k =eitherthegeneralpopulation/uncontrolledmaximumpermissibleexposure (MPE)orspecicabsorptionrate(SAR)limitforeachxed,mobile,orportableRFsourcek, asapplicablefrom§1.1310ofthischapter. Result:NotApplicable --------EndofReport--------

Applicant:ShenzhenZhixuTechnologyCo.,LTD Address: 1101,BuildingA,GuorenBuilding,KejiZhongsan Road,GaoxinPark,NanshanDistrict,Shenzhen City,China. EquipmentType:PCBOnboardAntenna ModelName:ZXD1888 BrandName:Kashimura TestStandard:ANSI/IEEEStd149-1979 TestDate:Sep.23,2022 DateofIssue Antenna Specification :Sep.27,2022 ISSUEDBY: ShenzhenBALUNTechn Testedby:MaiJintianTuApprovedby:WeiYanquan (ChiefEngineer) _____________________________________________ Tel:+86-755-66850100E-mail:[email protected]/12 Web:www.titcgroup.comTemplateNo.:TRP-Passive-EN(2022-09-07) Add:BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXiRoad,NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China RevisionHistory VersionIssueDateRevisions Rev.01Sep.27,2022InitialIssue TABLEOFCONTENTS 1GENERALINFORMATION.......................................................................................................3 1.1TestLaboratory.................................................................................................................3 1.2TestLocation.......................................................................................................................3 2PRODUCTINFORMATION.......................................................................................................4 2.1ApplicantInformation...........................................................................................................4 2.2ManufacturerInformation..................................................................................................4 2.3GeneralDescriptionforEquipmentunderTest(EUT)........................................................4 2.4AncillaryEquipment.............................................................................................................4 2.5TechnicalInformation.........................................................................................................4 3SUMMARYOFTESTRESULTS..............................................................................................5 3.1TestStandards...................................................................................................................5 3.2TestVerdict........................................................................................................................5 3.3TestUncertainty.................................................................................................................5 4GENERALTESTCONFIGURATIONS......................................................................................6 4.1TestCondition....................................................................................................................6 4.2TestEquipmentList............................................................................................................6 4.3TestSetup..........................................................................................................................7 ANNEXATESTRESULTS...........................................................................................................8 A.1GainandEfficiency............................................................................................................8 ANNEXBRADIATIONPATTERN................................................................................................9 B.1-B2.03DPattern....................................................................................................................10 B.21DRadiationPatter..................................................................................................................11 Statement ......................................................................................................................................12 1GENERALINFORMATION 1.1TestLaboratory NameShenzhenBALUNTechnologyCo.,Ltd. Address BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXiRoad, NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China PhoneNumber+8675566850100 1.2TestLocation NameShenzhenBALUNTechnologyCo.,Ltd. BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXi Road,NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China Location1/F,BuildingB,GanghongjiHigh-techIntelligentIndustrialPark, No.1008,SongbaiRoad,YangguangCommunity,XiliSub-district, NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China Tel:+86-755-66850100E-mail:[email protected]/12 Web:www.titcgroup.comTemplateNo.:TRP-Passive-EN(2022-09-07) Add:BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXiRoad,NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China 2PRODUCTINFORMATION 2.1ApplicantInformation ApplicantShenzhenZhixuTechnologyCo.,LTD Address 1101,BuildingA,GuorenBuilding,KejiZhongsanRoad,GaoxinPark, NanshanDistrict,ShenzhenCity,China. 2.2ManufacturerInformation ManufacturerShenzhenZhixuTechnologyCo.,LTD Address 1101,BuildingA,GuorenBuilding,KejiZhongsanRoad,GaoxinPark, NanshanDistrict,ShenzhenCity,China. 2.3GeneralDescriptionforEquipmentunderTest(EUT) EUTNamePCBOnboardAntenna ModelNameUnderTestZXD1888 AntennaTypePCBAntenna Dimensions11.8*5.4mm 2.4AncillaryEquipment Note:Notapplicable. 2.5TechnicalInformation TestFrequencies 2400MHz,2410MHz,2420MHz,2430MHz,2440MHz,2450MHz, 2460MHz,2470MHz,2480MHz,2490MHz,2500MHz Tel:+86-755-66850100E-mail:[email protected]/12 Web:www.titcgroup.comTemplateNo.:TRP-Passive-EN(2022-09-07) Add:BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXiRoad,NanshanDistrict,Shenzhen,GuangdongProvince,P.R.China 3SUMMARYOFTESTRESULTS 3.1TestStandards No.IdentityDocumentTitle 1ANSI/IEEEStd149-1979IEEEStandardTestProceduresforAntennas 3.2TestVerdict ReportSectionDescriptionRemark ANNEXA.1GainandEfficiency-- ANNEXBRadiationPattern-- 3.3TestUncertainty Theuncertaintyiscalculatedusingthemethodssuggestedinthe"GuidetotheExpressionof UncertaintyinMeasurement"(GUM)publishedbyISO. Item Gain Tel:+86-755-66850100E-mail:[email protected]/1 Uncertainty -2.30dBi 2 Web:www.titcgroup.comTemplateNo.:TRP-Passive-EN(2022-09-07) Add:BlockB,1/F,BaishaScienceandTechnologyPark,ShaheXiRoad,NanshanDistrict,Sh…

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ReportNo.:CISRR26012624502 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of43 TESTREPORT ReportNo.CISRR26012624502 ProjectNo.CISR260126245 FCCID2BUM9-GC-01 ApplicantShenzhenGaiatopNetworkTechnologyCo.,Ltd. Address Room2218,ShenbaoMaoBuilding,MinqiangCommunity,MinzhiStreet,Long huaDistrict,Shenzhen,GuangdongProvince,China. ManufacturerXiantaoCityHuajunBusinessServiceCo.,Ltd. AddressYinheAvenue,YanglinweiTown,XiantaoCity. ProductNameSwitchWirelessController Trademark- Model/TypereferenceGC-01 ListedModel(s)- Standard 47CFRPart15.247 DateofsamplereceiptJanuary27,2026 TestdateJanuary27,2026toFebruary2,2026 IssuedateFebruary4,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26012624502 Page 2 of 43 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................6 4.4.Deviationfromstandards...........................................................................................................................6 4.5.TestingSite...................................................................................................................................................6 5.TESTCONFIGURATION.................................................................................................................................7 5.1.Testfrequencylist.......................................................................................................................................7 5.2.Descriptionsoftestmode...........................................................................................................................7 5.3.Testsampleinformation.............................................................................................................................7 5.4.Environmentalconditions...........................................................................................................................7 5.5.Statementofthemeasurementuncertainty.............................................................................................7 5.6.EquipmentUsedduringtheTest................................................................................................................8 6.TESTRESULTS.............................................................................................................................................10 6.1.EvaluationResults(Evaluation)...............................................................................................................10 6.1.1.AntennaRequirement............................................................................................................................10 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................11 6.2.1.ConductedEmissionatACpowerline.................................................................................................11 6.2.2.6dBBandwidth........................................................................................................................................14 6.2.3.MaximumConductedOutputPower.....................................................................................................15 6.2.4.PowerSpectralDensity..........................................................................................................................16 6.2.5.Conductedbandedgeandspuriousemission...................................................................................17 6.2.6.Radiatedbandedgeemission...............................................................................................................18 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................24 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................28 7.APPENDIXREPORT......................................................................................................................................36 7.1.ConductedOutputPower.........................................................................................................................36 7.2.6dBBandwidth...........................................................................................................................................38 7.3.PowerSpectralDensity.............................................................................................................................39 7.4.DutyCycle..................................................................................................................................................40 7.5.ConductedSpurious&BandEdgeEmission.........................................................................................41 ReportNo.:CISRR26012624502 Page 3 of 43 1.STANDARDANDAPPLICABLETESTMETHODS Thetestswereperformedaccordingtofollowingsta…

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ReportNo.:CISRR26012624501 Page 57 of 63 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26012624501 Page 58 of 63 RadiatedSpuriousEmission(below1GHz)