2A3LY-SRFA820UHF RFID Reader Module

-1- SRF-A820UHFRadioFrequencyIdentification(RFID) ModuleUser’sManual Overview： Asalong-rangeradiofrequencyidentification(RFID)reader,theSRF-A820isa 900MHz(UHFband)UHFRFIDreaderoperableatvariousoperatingbands specifiedbyindividualcountries.Italsocomplieswithallstandardprotocolsdefined inISO18000-6C(EPCGEN2) 。 Features： Smallandpowerfulperformance 30dBmRFpoweroutput  IncludingTTL232communicationinterfacecanremoteandback-endequipment totransfercodeandcontrolcode. Readup750tags/second Avoidtheinterferenceofotherradiofrequencieswiththelook-uptable frequency-hoppingspreadspectrum(FHSS)  PassFCC,NCCcertification  Supportexternalsensorsandcontrollers APIunderWindowsoperatingsystemforshortenapplicationdevelopmenttime ThecompleteTTL232instructionformatfacilitatestheexpansionofdevice functionalintegrity Recommendeduses： Drivewaycontrolandmanagement/personnelaccesscontrolandmanagement ofresidentialbuildings,buildings,andcommunities Industrialrelatemanagementandcontrol Elevatorcontrolandmanagement  Logisticsrelatedmanagement  Assetmanagement Securitymonitoring Handhelddevicesandscanners -2- NCC Brand:CiaoDa 取得審驗證明之低功率射頻器材，非經核准，公司、商號或使用者均不得擅自 變更頻率、加大功率或變更原設計之特性及功能。低功率射頻器材之使用不得 影響飛航安全及干擾合法通信；經發現有干擾現象時，應立即停用，並改善至 無干擾時方得繼續使用。前述合法通信，指依電信管理法規定作業之無線電通 信。低功率射頻器材須忍受合法通信或工業、科學及醫療用電波輻射性電機設 備之干擾。 平台商於最終產品內含已認證過之射頻模組(組件)，應於最終產品本體明顯處 標示 「本產品內含射頻模組CCXXxxLPyyyZz」 -3- FCC FCCID:2A3LY-SRFA820 FederalCommunicationsCommission(FCC)Statement ThisdevicecomplieswithPart15oftheFCCRules. Operationissubjecttothefollowingtwoconditions: 1)thisdevicemaynotcauseharmfulinterferenceand 2)thisdevicemustacceptanyinterferencereceived,includinginterferencethatmay causeundesiredoperation. FederalCommunicationsCommission(FCC)Statement 15.105(b) ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassB digitaldevice,pursuanttopart15oftheFCCrules.Theselimitsaredesignedto providereasonableprotectionagainstharmfulinterferenceinaresidential installation. Thisequipmentgenerates,usesandcanradiateradiofrequencyenergyand,ifnot installedandusedinaccordancewiththeinstructions,maycauseharmful interferencetoradiocommunications.However,thereisnoguaranteethat interferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescause harmfulinterferencetoradioortelevisionreception,whichcanbedeterminedby turningtheequipmentoffandon,theuserisencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthe receiverisconnected. -Consultthedealeroranexperiencedradio/TVtechnicianforhelp. 15.21 Youarecautionedthatchangesormodificationsnotexpresslyapprovedbythepart responsibleforcompliancecouldvoidtheuser’sauthoritytooperatetheequipment. FCCRFRadiationExposureStatement: 1.ThisTransmittermustnotbeco-locatedoroperatinginconjunctionwithanyother antennaortransmitter. 2.ThisequipmentcomplieswithFCCRFradiationexposurelimitssetforthforan uncontrolledenvironment.Thisequipmentshouldbeinstalledandoperatedwitha minimumdistanceof20centimetersbetweentheradiatorandyourbody. -4- ListofapplicableFCCrules Thismodulehasbeentestedandfoundtocomplywiththefollowingrequirements forModularApproval.  §15.249Operationwithinthebands902.75-927.25MHz. RFexposureconsiderations Intheendproduct,theantenna(s)usedwiththistransmittermustbeinstalledto provideaseparationdistanceofatleast20cmfromallpersonsandmustnotbe co-locatedoroperationinconjunctionwithanyotherantennaortransmitterexceptin accordancewithFCCmulti-transmitterproductprocedures.Userandinstallersmust beprovidedwithantennainstallationinstructionsandtransmitteroperating conditionsforsatisfyingtheRFexposurecompliance. TheOEMintegratorhastobeawarenottoprovideinformationtotheenduser regardinghowtoinstallorremovethisRFmoduleintheuser’smanualoftheend productwhichintegratesthismodule.Theendusermanualshallincludeallrequired regulatoryinformation/warningasshowninUsermanual. Antennas Thefollowingexternalantennatypehavebeenapprovedforusewiththisradio transmitter. AntennaTypeFreq.(MHz)Max.PeakAntennaGain(dBi) Patch902~9087.56/10.59 Labelandcomplianceinformation Anydeviceincorporatingthismodulemustincludeanexternal,visible,permanent markingorlabelwhichstates:“ContainsFCCID:2A3LY-SRFA820”. Informationontestmodesandadditionaltestingrequirements Thisdeviceusesvarioustestmodeprogramsfortestsetupwhichoperateseparate fromproductionfirmware.Hostintegratorsshouldcontactthegranteeforassistance withtestmodesneededformodule/hostcompliancetestrequirements. Additionaltesting,Part15SubpartBdisclaimer ThemodulartransmitterisonlyFCCauthorizedforthespecificruleparts(i.e.,FCC transmitterrules)listedonthegrant,andthatthehostproductmanufactureris responsibleforcompliancetoanyotherFCCrulesthatapplytothehostnotcovered bythemodulartransmittergrantofcertification. ThefinalhostproductstillrequiresPart15SubpartBcompliancetestingwiththe modulartransmitterinstalled. -5- Productspecifications: DCPOWER12V CurrentConsumptionMax.1500mA RFIDProtocolSupportEPCGlobalGen2V2(ISO18000-63)withDRM Antenna2Port AntennaConnectorIpex1 AntennaSettingGPIO/Instruction AntennaImpedance50ohmU.FL. AntennaReturnLoss10dBmin ControlInterfaceUART/RS485 Frequency920-928MHz/Taiwan,902.75-927.25MHz/FCC,865-868MHz/CE RFPOWER30dBm MaxReadRateOver750PCSpersecondwithDirectMode QueryStatic/DynamicQUERY MaxTagReadDistanceOver9meterwith7.56dBiAntenna ReceiveSentivity-89dBm OperatingTemp. -20 °C ~+60 °C StorageTemp. -20°C~+85°C Humidity5-90% Dimension(L*W*H)45.7mmLx26.2mmWx4mmH Weight SDKSupportDLLwithC,DemoSoftware&SourceCodewithC# -6- PinDescription ： Dimension： -7- LayoutGuide 1.InthebottomoftheRFmoduleexposedcopper,coatedwiththermalpaste 2.FixthemouldboardonthesheetmetalwithM3x5mmscrews.Thelargersheetmetal,the betterauxiliaryeffectforcooling. Metel -8- WarrantyCoverage: 1.Theproduct'swarrantyagainstdefectsinmaterialsandworkmanshipundernormalusefora periodofONEYEARfromthedateofpurchasebytheoriginaluseroftheProduc…

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ApplicantDeclaration ApplicantDeclaration Rev:0.0 SGSNorthAmericaInc. 620OldPeachtreeRoad SUITE100 Suwanee,Georgia30024 UnitedStates ApplicantLegalBusinessName CIAODACLOUDTECHNOLOGYCO.,Ltd. Address 17F.-1,NO.104,SEC.1,XINTAI5THRD.XIZHIDIST.NEWTAIPEICITY GranteeCode 2A3LY FCCID 2A3LY-SRFA820 AuthorizedContactName HSING-JUCHOU ContactEmail [email protected] ContactPhone 886-2-26962500 I,theundersigned,certifythatIamanauthorizedsignatoryfortheApplicantandthereforedeclare; a)inaccordancewith47CFR2.911(d),allofthestatementshereinandtheexhibitsattachedheretoaretrueandcorrecttothebestofmy knowledgeandbelief. b)inacceptingaGrantofEquipmentAuthorizationissuedbyaTCB,undertheauthorityoftheFCC,asaresultoftherepresentationsmadein thisapplication,theApplicantisresponsiblefor: (1)labelingtheequipmentwiththeexactFCCIDasspecifiedinthisapplication, (2)compliancestatementlabelingpursuanttotheapplicablerules, (3)complianceoftheequipmentwiththeapplicabletechnicalrules, c)iftheApplicantisnottheactualmanufactureroftheequipment,appropriatearrangementshavebeenmadewiththemanufacturertoensure thatproductionunitsofthisequipmentwillcontinuetocomplywiththeFCC’stechnicalrequirements. d)inaccordancewith47CFR2.909andKDB394321,theApplicanthasread,understoodandagreestoacceptthattheyaretheresponsible partyandagreetoabidebytheirresponsibilitiesasspecifiedunder47CFR2.909andKDB394321. e)inaccordancewithISO17065,FCCKDB641163,FCCKDB610077,KDB394321andRSP-100,theApplicanthasread,understood,accepts andagreestoabidebythepostmarketsurveillancerequirements. (1)theApplicantunderstands,acceptsandagreesthatasamplemayberequestedforsurveillancetesting. (2)theApplicantshallmakeprovisionstoalwayshaveaproductionsampleavailableuponrequestbySGS,FCCand/orISED. (3)theApplicantshall,uponrequestbySGS,attheApplicant’sexpense,provideaproductionsampleoftherequestedproducttoSGS, FCCand/orISEDasinstructed.Thesampleshallincludeallsupportdevices,cables,software,accessoriesorotherhardwareor softwarerequiredforevaluation,review,certificationandauditsurveillanceofproductscertifiedbySGS. f)neithertheApplicantnoranypartytotheapplicationissubjecttoadenialofFederalbenefits,thatincludesFCCbenefits,pursuanttoSection 5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862becauseofaconvictionforpossessionordistributionofacontrolledsubstance.See 47CFR1.2002(b)forthedefinitionofa“party”forthesepurposes. g)theApplicanthasread,understood,acceptsandagreestoabidebytheSGSNorthAmerica,Inc.(TCB)termsandconditions. LinktoCFRs:https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 LinktoKDBs:https://apps.fcc.gov/oetcf/kdb/index.cfm LinktoRSP-100:https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html ApplicantSignature: Date: PrintName: HSING-JUCHOU Title: Sales *NOTE:ThisdeclarationcannotbesignedbyanAgent,itshallbesignedbyanauthorizedpersonlistedintheFCCdatabase

Date:July26,2022 TO:FederalCommunicationCommission EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MID21046 Regarding:FCCID:2A3LY-SRFA820 Towhomitmayconcern: We,theundersigned,herebyauthorizeSGSTaiwanLtd.toactonourbehalfinallmannersrelatingto applicationforequipmentauthorizationwithrespecttotheFCCIDabove,includingsigningofall documentsrelatingtothesematters.Anyandallactscarriedoutbytheagentonourbehalfshallhave thesameeffectasactsofourown. We,theundersigned,herebycertifythatwearenotsubjecttoadenialoffederalbenefits,thatincludes FCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21U.S.C.862. Whereouragentsignstheapplicationforcertificationonourbehalf,Iacknowledgethatallresponsibility forcomplyingwiththetermsandconditionsforCertification,asspecifiedbySGSNorthAmerica,Inc.,still resideswithCIAODACLOUDTECHNOLOGYCO.,Ltd. Thisauthorizationisvaliduntilfurtherwrittennoticefromtheapplicant. Name(Printed):HSING-JUCHOU Title: Signature: OnbehalfofCompany:CIAODACLOUDTECHNOLOGYCO.,Ltd. Telephone:886-2-26962500

To:SGSNorthAmericaInc. 620OldPeachtreeRoad SUITE100 Suwanee,Georgia UnitedStates Regarding:ConfidentialityRequestregardingapplicationforFCCID2A3LY-SRFA820 LONGTERMCONFIDENTIALITY Pursuantto47CFRSection0.459and0.457ofthecommission’srules,theapplicantherebyrequest confidentialtreatmentofthedocumentslistedbelow,associatedwiththecertificationapplication referencedabove. DeleteanydocumentthatisNOTincludedinyourapplication Schematic(s) BlockDiagrams OperationalDescriptions Thedocumentsabovecontainproprietaryinformationnotreleasedtothepublic.Publicdisclosureofthis informationmayproveharmfultothebusinessoftheapplicant. SHORTTERMCONFIDENTIALITY Additionally,theapplicantrequeststhefollowingdocumentsbeheldconfidentialuntilthedeviceis marketedor180daysfromthegrantdate,whicheverisless.Ifthedeviceismarketedwithin180daysof theGrantDate,theapplicantwillnotifytheTCBperFCCKDB726920D01ConfidentialityRequest Procedures. DeleteanydocumentthatisNOTincludedinyourapplication ExternalPhotos InternalPhotos TestSetupPhotos Usermanual(s) Sincerely, PrintedName(onfilewiththeFCCassociatedwiththeGranteeCode)HSING-JUCHOU Title CompanyName CIAODACLOUDTECHNOLOGYCO.,Ltd.

FCCID: 2A3LY-SRFA820 Date: July26,2022 Gentlemen: There’saUHFRFIDReaderModulethatwouldliketohaveyourauthorizationasamodular approval.Thespecificproductasbelow,UHFRFIDReaderModulewithitsdesignedfeaturesand specifieddescription,meetsspecialrequirementsforFullmodularapprovalonFCCKDB996369 bycross-referencelistbelow. Company: CIAODACLOUDTECHNOLOGYCO.,Ltd. ProductName:UHFRFIDReaderModule ModelNumber:SRF-A820 FCCID: 2A3LY-SRFA820 RequirementofFCCKDB996369Comply （ Y/N ） 1.Themodulartransmittermusthaveits ownRFshielding. Y TheEUTprovidestheRFshielding.SeeEUT photo. 2.Themodulartransmittermusthavebuffered modulation/datainputs(ifsuchinputsare provided)toensurethatthemodulewill complywithPart15requirementsunder conditionsofexcessivedataratesor over-modulation. Y TheEUThasitsbufferedmodulation.Please seetheSchematicDiagram. 3.Themodulartransmittermusthaveits ownpowersupplyregulation. Y TheEUThasitsownpowersupply regulation,pleaseseetheSchematicDiagram. 4.Themodulartransmittermustcomplywiththe antennaandtransmissionsystemrequirements ofSections15.203,15.204(b)and15.204(c). Theantennamusteitherbepermanently attachedoremploya“unique”antennacoupler (atallconnectionsbetweenthemoduleandthe antenna,includingthecable).The “professionalinstallation”provisionofSection 15.203isnotapplicabletomodulesbutcan applytolimitedmodularapprovalsunder paragraph(b)ofthissection. Y TheEUTmeetstheFCCantenna requirements. TheEUTisdesignedwithuniqueantenna connector PleaseseethephotoofEUTintheexhibition. 5.Themodulartransmittermustbetested inastand‐aloneconfiguration,i.e.,themodule mustnotbeinsideanotherdeviceduring testing. Y TheEUTwastestedwithatestboard,Please seetestreportandsetupphoto 6.Themodulartransmittermustbelabeledwith itsownFCCIDnumber,and,iftheFCCIDis Y Pleaseseeexhibitionlabelsampleforthe notvisiblewhenthemoduleisinstalledinside anotherdevice,thentheoutsideofthedevice intowhichthemoduleisinstalledmustalso displayalabelreferringtotheenclosed module.Thisexteriorlabelcanusewording suchasthefollowing:“ContainsTransmitter ModuleFCCID:2A3LY-SRFA820_or“Contains FCCID:_2A3LY-SRFA820__”Anysimilar wordingthatexpressesthesamemeaningmay beused.TheGranteemayeitherprovide suchalabel,anexampleofwhichmustbe includedintheapplicationforequipment authorization,or,mustprovideadequate instructionsalongwiththemodulewhich explainthisrequirement.Inthelattercase,a copyoftheseinstructionsmustbeincludedin theapplicationforequipmentauthorization. FCCIDofthismodule.Andalsointhe exhibitionUsersmanual,thereare instructionsgivetotheOEMonhowtolabel theendproduct. 7.Themodulartransmittermustcomplywithany specificruleoroperatingrequirements applicabletothetransmitterandthe manufacturermustprovideadequate instructionsalongwiththe moduletoexplainanysuchrequirements.A copyoftheseinstructions mustbeincludedintheapplicationfor equipmentauthorization. Y TheEUTiscompliantwithallapplicable FCCrules.Detailsinstructionsfor maintainingcompliancearegivenintheUser Manual. 8.Themodulartransmittermustcomplywithany applicableRFexposurerequirements.For example,FCCRulesinSections2.1091, 2.1093andspecificSectionsofPart15, including15.319(i),15.407(f),15.253(f)and 15.255(g),requirethatUnlicensedPCS,UNII andmillimeter wavedevicesperformroutineenvironmental evaluationforRFExposureto demonstratecompliance.Inaddition, spreadspectrumtransmittersoperating underSection15.247arerequiredtoaddress RFExposurecomplianceinaccordancewith Section15.247(b)(4). Y TheEUTcomplieswithRFexposure requirement. Thankyou. Sincerely, By:_________________________________HSING-JUCHOU_________________ (Signature 1 )(Printname) Title: Onbehalfof:_____CIAODACLOUDTECHNOLOGYCO.,Ltd.____ (CompanyName) Telephone:___886-2-26962500___

CiaoDa SRF-A820 FCC ID:2A3LY-SRFA820 CCXXxxLPyyyZzW CiaoDa SRF-A820 FCC ID:2A3LY-SRFA820 CCXXxxLPyyyZzW 23.00 10.00

Report No.: TERF2205000500E2-P Page: 1 of 5 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemni- fication and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group Internal Report No.: TERF2205000500E2-P Page: 2 of 5 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemni- fication and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group Antenna CiaoDa Cloud Technology Co., Ltd. 1037D30A021213 Report No.: TERF2205000500E2-P Page: 3 of 5 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemni- fication and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group Report No.: TERF2205000500E2-P Page: 4 of 5 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemni- fication and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearan…

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Report No.: TESA2205000098ES Page: 1 of 7 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group RF EXPOSURE REPORT Applicant: CiaoDa Cloud Technology Co., Ltd. 17F.-1, No. 104, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei Cit y, Taiwan Manufacturer: CiaoDa Cloud Technology Co., Ltd. 17F.-1, No. 104, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei Cit y, Taiwan Product Name: UHF RFID Reader Module Brand Name: CiaoDa Model No.: SRF-A820 Model Difference: N/A Report Number: TESA2205000098ES FCC ID 2A3LY-SRFA820 Issue Date: August 29, 2022 Date of EUT Received: May 3, 2022 Approved By John Yeh We hereby certify that: The above equipment was evaluate by SGS Taiwan Ltd. The evaluation in this report is in compliance with FCC Rule Part § 1.1307. The results of this report relate to the specific sample identified in this report. Report No.: TESA2205000098ES Page: 2 of 7 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group Revision History Report Number Revision Description Issue Date Revised By Remark TESA2205000098ES 00 Original July 22, 2022 Yuri Tsai TESA2205000098ES 01 Add calculation process in page7 August 29, 2022 Yuri Tsai * Note: 1、 The remark "*" indicates modification of the report upon requests from certification body. Report No.: TESA2205000098ES Page: 3 of 7 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemnification and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路134號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group Contents 1 DESCRIPTION OF EQUIPMENT UNDER TEST (EUT) ..................................................... 4 1.1 PRODUCT DESCRIPTION .............................................................................................................................................…

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Report No.: TERF2205000500E2 Page: 1 of 52 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. Attention is drawn to the limitation of liability, indemni- fication and jurisdiction issues defined therein. Any holder of this document is advised that information contained hereon reflects the Company’s findings at the time of its intervention only and within the limits of Client’s instructions, if any. The Company’s sole responsibility is to its Client and this document does not exonerate parties to a transaction from exercising all their rights and obligations under the transaction documents. This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. SGS Taiwan Ltd. No.134,Wu Kung Road, New Taipei Industrial Park, Wuku District, New Taipei City, Taiwan/新北市五股區新北產業園區五工路 134 號 台灣檢驗科技股份有限公司 t (886-2) 2299-3279 f (886-2) 2298-0488 www.sgs.com.tw Member of SGS Group ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT Applicant: CiaoDa Cloud Technology Co., Ltd. 17F.-1, No. 104, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei Cit y, Taiwan Manufacturer: CiaoDa Cloud Technology Co., Ltd. 17F.-1, No. 104, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei Cit y, Taiwan Product Name: UHF RFID Reader Module Brand Name: CiaoDa Model No.: SRF-A820 Model Difference: N/A Report Number: TERF2205000500E2 FCC ID 2A3LY-SRFA820 Date of EUT Received: May 3, 2022 Date of Test: June 13, 2022 ~ July 13, 2022 Issue Date: September 2, 2022 Approved B y Arno Hsieh We hereby certify that: The above equipment was tested by SGS Taiwan Ltd. Central RF Lab The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10:2013 and the energy emitted by the sample EUT comply with FCC rule part §15.249. The results of this report relate only to the sample identified in this report. Report No.: TERF2205000500E2 Page: 2 of 52 Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. 除非另有說明，此報告結果僅對測試之樣品負責，同時此樣品僅保留90天。本報告未經本公司書面許可，不可部份複製。 This document is issued by the Company subject to its General Conditions of Service printed overleaf, available on request or accessible at http://www.sgs.com.tw/Terms-and-Conditions and for electronic format documents, subject to Terms and Conditions for Electronic Documents at http://www.sgs.com.tw/Terms-and-Conditions. At…

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