2A8JV-FM520Thermal Label Printer

GuangzhouMunbynInformationTechnologyCo,Ltd. 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:GuangzhouMunbynInformationTechnologyCo,Ltd. Address:UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,GuangzhouChina ProductName:ThermalLabelPrinter FCCID:2A8JV-FM520 Model(s):FM520,M521,FM522,FM523,FM524 2.911(d)(5)(i)EquipmentType We,GuangzhouMunbynInformationTechnologyCo,Ltd.(“theapplicant”)certifythattheequipment forwhichauthorizationissoughtthroughcertificationisnot: Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules. Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:EddieZhouDate:2023.11.16 TitleandCompanyname:N/A/GuangzhouMunbynInformationTechnologyCo,Ltd. 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

GuangzhouMunbynInformationTechnologyCo,Ltd. 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:GuangzhouMunbynInformationTechnologyCo,Ltd. Address:UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,GuangzhouChina ProductName:ThermalLabelPrinter FCCID:2A8JV-FM520 Model(s):FM520,M521,FM522,FM523,FM524 2.911(d)(5)(ii)Applicantfiling We,GuangzhouMunbynInformationTechnologyCo,Ltd.(“theapplicant”)certifythat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentified NOTE1 onthe“CoveredList” NOTE2 , establishedpursuantto§1.50002ofthischapter,asanentityproducingcoveredcommunications equipment. Yourssincerely, Name:EddieZhouDate:2023.11.16 TitleandCompanyname:N/A/GuangzhouMunbynInformationTechnologyCo,Ltd. 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

GuangzhouMunbynInformationTechnologyCo,Ltd. 2.911(d)(7)USAAgentv1.4 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:GuangzhouMunbynInformationTechnologyCo,Ltd. Address:UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,GuangzhouChina ProductName:ThermalLabelPrinter FCCID:2A8JV-FM520 Model(s):FM520,M521,FM522,FM523,FM524 2.911(d)(7)USADesignatedAgentforServiceofProcess We,GuangzhouMunbynInformationTechnologyCo,Ltd.(“theapplicant”)designate [StoneTradingLimited] NOTE1 forthepurposeofacceptingserviceofprocessonbehalf oftheapplicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater. USAAgent Companyname:StoneTradingLimited USAAddress:6547NAcademyBlvd #2266,ColoradoSprings,CO80918,United States FRNNumber ： 0033401936 ContactName:DongmeiFang TelephoneNo:+12134573118 Email:[email protected] Applicant Companyname:GuangzhouMunbyn InformationTechnologyCo,Ltd. Address:UnitL3A01-4,No.31-6Xicha Road,BaiyunDistrict,GuangzhouChina GranteeFRNNumber:0032830986 FCCGranteeCode:2A8JV ContactName:EddieZhou TelephoneNo:18136659593 Email:[email protected] Signature: Title:manager Signature: Title:N/A Date:2023.11.16Date:2023.11.16 GuangzhouMunbynInformationTechnologyCo,Ltd. 2.911(d)(7)USAAgentv1.4 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

GuangzhouMunbynInformationTechnologyCo,Ltd. AgentAuthorization Company:GuangzhouMunbynInformationTechnologyCo,Ltd. Address:UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,GuangzhouChina ProductName:ThermalLabelPrinter ModelNumber(s):FM520,M521,FM522,FM523,FM524 ProductDescription:ThermalLabelPrinter WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2023.11.16 Name:EddieZhou Title:N/A Company:GuangzhouMunbynInformationTechnologyCo,Ltd.

GuangzhouMunbynInformationTechnologyCo,Ltd. ModelDifference Productdescription:ThermalLabelPrinter Modelname:FM520 M521,FM522,FM523,FM524 TradeName:N/A AllthemodelarethesamecircuitandRFmodule,onlythemodelnameisdifferent. Regards Sincerely Client’ssignature: Client’sname/title:EddieZhou/N/A Contactinformation/address:18136659593/UnitL3A01-4,No.31-6Xicha Road,BaiyunDistrict,GuangzhouChina

EUTPHOTO(ExternalPhotos) FCCID:2A8JV-FM520 ※※※※※ENDOFREPORT※※※※※

Labelandlabellocation 5cm 3cm ThermalLabelPrinter FCCID:2A8JV-FM520

EUTPHOTO(InternalPhotos) FCCID:2A8JV-FM520 ANT ※※※※※ENDOFREPORT※※※※※

FCCID:2A8JV-FM520 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, BLE ModeMax Power(dBm) Max Power(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit GFSK-0.6510.86240250.273.0 EDR ModeMax Power(dBm) Max Power(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit GFSK1.8331.53240250.473.0 π/4-DQPSK-0.6620.86240250.273.0 8-DPSK-1.6960.68240250.213.0 SoaSARtestisnotrequired

ProjectNo.:ZKT-2310097652E Page 1 of 39 7FCCTESTREPORT FCCID:2A8JV-FM520 ReportNumber.....................................: ZKT-2310097652E DateofTest.......................................................: Sep10,2023toNov.27,2023 Dateofissue.........................................: Nov.27,2023 Totalnumberofpages..........................39 TestResult .......................................... : PASS TestingLaboratory. ........................... : ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... : 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname ............................. : GuangzhouMunbynInformationTechnologyCo,Ltd. Address...............................................: UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,Guangzhou Manufacturer'sname ...................... : GuangzhouMunbynInformationTechnologyCo,Ltd. Address ............................................... : UnitL3A01-4,No.31-6XichaRoad,BaiyunDistrict,Guangzhou Testspecification: Standard ................................................ : FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 Testprocedure.....................................: / Non-standardtestmethod................:N/A TestReportFormNo. ....................... : TRF-EL-111_V0 TestReportForm(s)Originator ..... : ZKTTesting MasterTRF ........................................ : Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname ..................................... :ThermalLabelPrinter Trademark ........................................... :N/A Model/Typereference......................:FM520 M521,FM522,FM523,FM524 Ratings..................................................: Input:DC5V Battery:DC3.7V,1200mAh ProjectNo.:ZKT-2310097652E Page 2 of 39 Testingprocedureandtestinglocation: TestingLaboratory.......................................:ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China TomZou Testedby(name+signature).......................: JacksonFang Reviewer(name+signature) ....................... : LakeXie Approved(name+signature) ....................... : ProjectNo.:ZKT-2310097652E Page 3 of 39 TableofContents Page 1.VERSION5 2.SUMMARYOFTESTRESULTS6 2.1TESTFACILITY7 2.2MEASUREMENTUNCERTAINTY7 3.GENERALINFORMATION8 3.1GENERALDESCRIPTIONOFEUT8 3.2DESCRIPTIONOFTESTMODES9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED9 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)9 3.5EQUIPMENTSLISTFORALLTESTITEMS10 4.EMCEMISSIONTEST12 4.1CONDUCTEDEMISSIONMEASUREMENT12 4.1.11POWERLINECONDUCTEDEMISSIONLIMITS12 4.1.2TESTPROCEDURE12 4.1.3DEVIATIONFROMTESTSTANDARD12 4.1.4TESTSETUP13 4.1.5EUTOPERATINGCONDITIONS13 4.1.6TESTRESULTS13 4.2RADIATEDEMISSIONMEASUREMENT14 4.2.1RADIATEDEMISSIONLIMITS16 4.2.2TESTPROCEDURE17 4.2.3DEVIATIONFROMTESTSTANDARD17 4.2.4TESTSETUP17 4.2.5EUTOPERATINGCONDITIONS18 5.RADIATEDBANDEMISSIONMEASUREMENT23 5.1TESTREQUIREMENT:23 5.2TESTPROCEDURE23 5.3DEVIATIONFROMTESTSTANDARD23 5.4TESTSETUP24 5.5EUTOPERATINGCONDITIONS24 5.6TESTRESULT25 6.POWERSPECTRALDENSITYTEST26 6.1APPLIEDPROCEDURES/LIMIT26 6.2TESTPROCEDURE26 6.3DEVIATIONFROMSTANDARD26 6.4TESTSETUP26 ProjectNo.:ZKT-2310097652E Page 4 of 39 TableofContentsPage 6.5EUTOPERATIONCONDITIONS26 6.6TESTRESULTS27 7.CHANNELBANDWIDTH29 7.1APPLIEDPROCEDURES/LIMIT29 7.2TESTPROCEDURE29 7.3DEVIATIONFROMSTANDARD29 7.4TESTSETUP29 7.5EUTOPERATIONCONDITIONS29 7.6TESTRESULTS30 8.PEAKOUTPUTPOWERTEST32 8.1APPLIEDPROCEDURES/LIMIT32 8.2TESTPROCEDURE32 8.3DEVIATIONFROMSTANDARD32 8.4TESTSETUP32 8.5EUTOPERATIONCONDITIONS32 8.6TESTRESULTS33 9.CONDUCTEDBANDEDGEANDSPURIOUSEMISSION34 9.1APPLICABLESTANDARD34 9.2TESTPROCEDURE34 9.3DEVIATIONFROMSTANDARD34 9.4TESTSETUP34 9.5EUTOPERATIONCONDITIONS34 10.ANTENNAREQUIREMENT38 11.TESTSETUPPHOTO39 12.EUTCONSTRUCTIONALDETAILS39 ProjectNo.:ZKT-2310097652E Page 5 of 39 1.VERSION ReportNo.VersionDescriptionApproved ZKT-2310097652ERev.01InitialissueofreportNov.27,2023 ProjectNo.:ZKT-2310097652E Page 6 of 39 2.SUMMARYOFTESTRESULTS Testproceduresaccordingtothetechnicalstandards: FCCPart15(15.247),SubpartC Standard Section TestItemJudgmentRemark FCCpart15.203/15.247 (c) AntennarequirementPASS FCCpart15.207ACPowerLineConductedEmissionPASS FCCpart15.247(b)(3)ConductedPeakOutputPowerPASS FCCpart15.247(a)(2)ChannelBandwidth&6dBOBWPASS FCCpart15.247(e)PowerSpectralDensityPASS FCCpart15.247(d)BandEdgePASS FCCpart15.205/15.209SpuriousEmissionPASS NOTE: (1)“N/A”denotestestisnotapplicableinthisTestReport ProjectNo.:ZKT-2310097652E Page 7 of 39 2.1TESTFACILITY ShenzhenZKTTechnologyCo.,Ltd. Add.:1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrialAvenue,FuhaiStreet,Bao'an District,Shenzhen,China FCCTestFirmRegistrationNumber:692225 DesignationNumber:CN1299 ICRegisteredNo.:27033 2.2MEASUREMENTUNCERTAINTY Thereporteduncertaintyofmeasurementy±U ， whereexpendeduncertaintyUisbasedonastandard uncertaintymultipliedbyacoveragefactorofk=2 ， providingalevelofconfidenceofapproximately95 % 。 No.ItemUncertainty 1 3mcamberRadiatedspurious emission(9KHz-30MHz) U=4.5dB 2 3mcamberRadiatedspurious emission(30MHz-1GHz) U=4.8dB 3 3mchamberRadiatedspurious emission(1GHz-6GHz) U=4.9dB 4 3mchamberRadiatedspurious emission(6GHz-40GHz) U=5.0dB 5ConducteddisturbanceU=3.2dB 6RFBandEdgeU=1.68dB 7RFpowerconductedU=1.86dB 8RFconductedSpuriousEmissionU=2.2dB 9RFOccupiedBandwidthU=1.8dB 10RFPowerSpectralDensityU=1.75dB 11humidityuncertaintyU=5.3% 12Temperatureuncertainty U=0.59 °C ProjectNo.:ZKT-2310097652E Page 8 of 39 3.GENERALINFORMATION 3.1GENERALDESCRI…

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BluetoothAntenna specification&Testreport YichipMicroelectronics ©2014 ANT5: GianandEfficiency Frequency (MHz) Efficiency(%)Gain(dBi) 230034.81-0.14 232038.900.50 234038.951.16 236040.111.28 238039.281.80 240041.772.20 242049.712.34 244050.232.58 246045.912.45 248042.462.09 250041.102.01 252035.580.96 254032.430.44 3Dand1DRadiationPatterns Total P o w e r ( d B m ) -15 10 -10 -5 0 5 X Y Z Azimuth = 0.0 Elevation = 0.0 Roll = 0.0 Cut1 P o w e r ( d B m ) Angle (? Scale: 1/div Min: -5 Max: 5 0 180 30 210 60 240 90270 120 300 150 330 Cut2 P o w e r ( d B m ) Angle (? Scale: 2/div Min: -16 Max: 4 0 180 30 210 60 240 90270 120 300 150 330 Cut3 P o w e r ( d B m ) Angle (? Scale: 2/div Min: -6 Max: 6 0 180 30 210 60 240 90270 120 300 150 330

EUTTESTPHOTO ※※※※※ENDOFREPORT※※※※※