2BXI2-TSM028MEMOORB

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2BXI2-TSM028TSM028-BG,TSM028-B,TSM028-BP, TSM028-BK We, Applicant CompanyName:DONGGUANTESIMAIELECTRONIC TECHNOLOGYCO.,LTD Address:Room1801,Building1,No.4,Headquarters Road2,SongshanLakePark,Dongguan City,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, 2026-8-19 SignatureDate PrintedNameofSignee:LiZhang Company:DONGGUANTESIMAI ELECTRONICTECHNOLOGYCO.,LTD Phone:15674819801 Email:[email protected] Address:Room1801,Building1,No.4, HeadquartersRoad2,SongshanLake Park,DongguanCity,Guangdong province,China Fax:N/A

DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Room1801,Building1,No.4,HeadquartersRoad2,SongshanLakePark,DongguanCity,G uangdongprovince,China Date:2026-8-19 FCCID:2BXI2-TSM028 ModelNumber:TSM028-BG,TSM028-B,TSM028-BP,TSM028-BK To:FederalCommunicationCommission AuthorizationandEvaluationDivision7435OaklandMillsRoad Columbia,MD21048 ToWhomItMayConcern, We,DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTDherebydeclare thatourproduct(MEMOORB ) ModelNumber: TSM028-BG,TSM028-B, TSM028-BP,TSM028-BK ,allmodelsaresameasthesamplesexceptmodelnameand shellcolour,theyhavethesamestructure/circuit. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehave mybestattention. Sincerely, (Signed) Name/Title:LiZhang/Manager Company:DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address:Room1801,Building1,No.4,HeadquartersRoad2,SongshanLake Park,DongguanCity,Guangdongprovince,China Phone:15674819801 FaxNumber:N/A E-Mail:[email protected]

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 2BXI2-TSM028TSM028-BG,TSM028-B,TSM028-BP, TSM028-BK Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-8-19 SignatureDate PrintedNameofSignee/Title:LiZhang/Manager Company:DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address:Room1801,Building1,No.4,HeadquartersRoad2, SongshanLakePark,DongguanCity,Guangdong province,China Phone:15674819801 Fax:-- Email:[email protected]

ReportNo.:CISRR26073060001 Page 48 of 52 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26073060001 Page 49 of 52

Label Size:10mm*4mm FCCID:2BXI2-TSM028 LabelLocation

ReportNo.:CISRR26073060001 Page 50 of 52 9.2.InternalPhotos ReportNo.:CISRR26073060001 Page 51 of 52 ANT ReportNo.:CISRR26073060001 Page 52 of 52 ------Endofthereport-----

ReportNo.: CISRR26073060002 Reporttemplateversion:CISE-TR-001-A0Page:1of6 TESTREPORT RFExposureEvaluation ReportNo.: CISRR26073060002 ProjectNo.: CISR260730600 FCCID:2BXI2-TSM028 Applicant:DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address: Room1801,Building1,No.4,HeadquartersRoad2,SongshanLake Park,DongguanCity,GuangdongprovinceChina Manufacturer: DONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address: Room1801,Building1,No.4,HeadquartersRoad2,SongshanLake Park,DongguanCity,GuangdongprovinceChina ProductName: MEMOORB TradeMark:FLYOKAY™ Model/Typereference:TSM028-BG ListedModel(s):TSM028-B,TSM028-BP,TSM028-BK Standard:47CFRPart2.1093 Issuedate:August7,2026 Testresult:Complied Reviewedby:MorganTan Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.: CISRR26073060002 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.: CISRR26073060002 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 00August7,2026Original ReportNo.: CISRR26073060002 Reporttemplateversion:CISE-TR-001-A0Page:4of6 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS ThisdeviceuseasingletransmittermoduleandantennaforBT. ReportNo.: CISRR26073060002 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 Bluetooth2.440-3.410-3.41-3.005.000.15663.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.: CISRR26073060002 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--------

ReportNo.:CISRR26073060001 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of44 TESTREPORT ReportNo.CISRR26073060001 ProjectNo.CISR260730600 FCCID2BXI2-TSM028 ApplicantDONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address Room1801,Building1,No.4,HeadquartersRoad2,SongshanLake Park,DongguanCity,GuangdongprovinceChina ManufacturerDONGGUANTESIMAIELECTRONICTECHNOLOGYCO.,LTD Address Room1801,Building1,No.4,HeadquartersRoad2,SongshanLake Park,DongguanCity,GuangdongprovinceChina ProductNameMEMOORB TrademarkFLYOKAY™ Model/TypereferenceTSM028-BG ListedModel(s)TSM028-B,TSM028-BP,TSM028-BK Standard 47CFRPart15.247 DateofsamplereceiptJuly30,2026 TestdateAugust3,2026toAugust7,2026 IssuedateAugust7,2026 TestresultComplied Reviewedby:MorganTan Approvedby:HansHu ReportNo.:CISRR26073060001 Page 2 of 44 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.Supportunitusedintestconfiguration....................................................................................................7 5.4.Testsampleinformation.............................................................................................................................7 5.5.Environmentalconditions...........................................................................................................................7 5.6.Statementofthemeasurementuncertainty.............................................................................................7 5.7.EquipmentUsedduringtheTest................................................................................................................9 6.TESTRESULTS.............................................................................................................................................11 6.1.EvaluationResults(Evaluation)...............................................................................................................11 6.1.1.AntennaRequirement.............................................................................................................................11 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................12 6.2.1.ConductedEmissionatACpowerline.................................................................................................12 6.2.2.6dBBandwidth........................................................................................................................................15 6.2.3.MaximumConductedOutputPower.....................................................................................................16 6.2.4.PowerSpectralDensity..........................................................................................................................17 6.2.5.Conductedbandedgeandspuriousemission...................................................................................18 6.2.6.Radiatedbandedgeemission...............................................................................................................19 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................25 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................29 7.APPENDIXREPORT......................................................................................................................................37 7.1.ConductedOutputPower.........................................................................................................................37 7.2.PowerSpectralDensity.............................................................................................................................39 7.3.6dBBandwidth...........................................................................................................................................40 7.4.DutyCycle..................................................................................................................................................41 7.5.ConductedSpurious&BandEdgeEmission...........…

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Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 1 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. Antennaspecification Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 2 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. Antennamodel:MP341V1.0 APPlications ※BluetoothHomeRF ※ISMband2.4GHzapplications 1.Dimensions Unit:mm 2.Specifications numberItemSpecifications 1WorkingCentralFrequency2441MHz 2BandWidth(2402-2480)MHz 3Gain0dBi 4VSWR≤2.0 ‣CompanyName :ShenzhenInnosystemTechnologyLtd ‣Companyaddress : F2Building3ShenzhenSoftwareParkTechnologyMiddle2 RdGaoXinScience&TechnologyParkNorth,S.Z Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 3 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. 5AntennatypePCBantenna 6AzimuthBeamwidthOmni‐directional 7Impedance50ohm 8ModulationmodeGFSK 3.simulationparameter ①VSWR Mkr1:2397MHz1.47Mkr2:2450MHz1.51Mkr3:2482MHz1.59 Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 4 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. ②SmithChar Mkr1:2397MHz73.4Mkr2:2450MHz62.7Mkr3:2482MHz66.8 Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 5 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. ③ReturnLoss Mkr1:2397MHz-15Mkr2:2450MHz-18Mkr3:2482MHz-16 Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 6 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. ④SmithChar Mkr1:2400MHz1.234Mkr2:2500MHz1.051Mkr3:2600MHz1.322 Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 7 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. ⑤ReturnLoss Mkr1:2400MHz-19.59Mkr2:2450MHz-27.70Mkr3:2500MHz-31.97Mkr4: 2550MHz-21.83 ` Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 8 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. ⑥Phase Mkr1:2400MHz-54.89Mkr2:2500MHz-82.03Mkr3:2600MHz-102.6 Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 9 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved. 4.RadiationPattems XY-plane XZ-plane YZ-plane Antennaspecification DocNo.IS-QR-PD-010 Rev.V1.0 Page 10 / 10 2013/05/22Copyright2013©ShenzhenInnosystemTechnologyLimited Allrightsreserved.  3DRadiationpattern

ReportNo.:CISRR26073060001 Page 46 of 52 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26073060001 Page 47 of 52 RadiatedSpuriousEmission(below1GHz)