2BV9H-AB-800Aroma diffuser

GuangzhouMiyangTechnologyDevelopmentCo.,Ltd Address：Room6012,PingshaBusinessCenter,No.3,ZhongxiStreet,Songyuan,Pingsha, JunheStreet,BaiyunDistrict,Guangzhou FRN:0038454344 Date:2026-06-02 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BV9H-AB-800 GuangzhouMiyangTechnologyDevelopmentCo.,Ltdcertifiesthat,asofthedateofthefiling oftheapplication,XINNAISIINCisourdesignatedU.S.agentforserviceofprocessforthe abovereferencedFCCID.GuangzhouMiyangTechnologyDevelopmentCo.,Ltdacceptsto maintainanagentfornolessthanoneyearafterthegranteehasterminatedallmarketing andimportationortheconclusionofanyCommission-relatedproceedinginvolvingthe equipment. XINNAISIINCaccepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:XINNAISIINC Address:1500NGRANTSTSTER,DENVER,CO80203 FRN:0037518289 ContactPerson:KiKi Tel.:+01(951)893-3011 Email:[email protected] Sincerely, GuangzhouMiyangTechnologyDevelopment Co.,Ltd SignedonbehalfofXINNAISIINC XIAOLU KiKi Name:Name: Title:ManagerTitle:Manager Date:2026-06-02Date:2026-06-02

Rev1/26/2023 (GuangzhouMiyangTechnologyDevelopmentCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:10-06-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:(2BV9H-AB-800) [GuangzhouMiyangTechnologyDevelopmentCo.,Ltd]certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. [GuangzhouMiyangTechnologyDevelopmentCo.,Ltd]certifiesthattheequipmentforwhich authorizationissoughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofitssuccessorsandassignees,includingequipmentwithintegratedKaspersky Lab,Inc.(oranyofitssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24- 886andKDB986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (XIAOLU) Rev1/26/2023 (GuangzhouMiyangTechnologyDevelopmentCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:12-05-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:(2BV9H-AB-800) [GuangzhouMiyangTechnologyDevelopmentCo.,Ltd]certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, (XIAOLU)

GuangzhouMiyangTechnologyDevelopmentCo.,Ltd Date：01-06-2026 ProductModelNumber:AB-800 FCCID ： 2BV9H-AB-800 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite XIAOLU Title: Manager Email:[email protected] Telephone:+8618122050760 Onbehalfof: GuangzhouMiyangTechnologyDevelopmentCo.,Ltd

GuangzhouMiyangTechnologyDevelopmentCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:June1,2026 Subject;RequestforConfidentiality FCCID:2BV9H-AB-800 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices 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:XIAOLU Title:Manager

ProductName:Aromadiffuser Model:AB-800 FCCID:2BV9H-AB-800

FCCID:2BV9H-AB-800 1 RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhuman exposuretoradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm2) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f2)6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f2)30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r2) Where Pd=powerdensityinmW/cm2,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantennaandthetotalpower inputtotheantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitis reached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleand highestchannelindividually. FCCID:2BV9H-AB-800 2 TestResultofRFExposureEvaluation BLE Mode Outputpower toantenna (dBm) Outputpower toantenna (mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result BLE(2440MHz)-1.80.66 0.00021 1.0PASS Remark:BLEantennagain=2.04dBi=1.60 BLE:= 0.00021 <1.0limit SoaSARtestisnotrequired

8Antenna Type PCB Antenna

Add:4thFloor,Building10,No.60NanchangRoad,NanchangCommunity,XixiangStreet,Bao'anDistrict,ShenzhenCity,Guangdong,People's RepublicofChina Tel:+860755-82828582Mobilephone:+8613728818899E-mail:[email protected]:www.certata.com TESTREPORT ReportNo............................................:ATA2605204E FCCID······································:2BV9H-AB-800 Applicant .............................................. :GuangzhouMiyangTechnologyDevelopmentCo.,Ltd Address.............................................: Room6012,PingshaBusinessCenter,No.3,ZhongxiStreet, Songyuan,Pingsha,JunheStreet,BaiyunDistrict,Guangzhou China Manufacturer......................................: GuangzhouMiyangTechnologyDevelopmentCo.,Ltd Address.............................................: Room6012,PingshaBusinessCenter,No.3,ZhongxiStreet, Songyuan,Pingsha,JunheStreet,BaiyunDistrict,Guangzhou China ProductName.....................................:Aromadiffuser TradeMark............................................:N/A TestModel ............................................. :AB-800 SeriesModel(s) .................................... :N/A Standard..............................................:FCCCFRTitle47Part15SubpartCSection15.247 Testprocedure...................................:IEEE/ANSIC63.10-2020 KDB558074D0115.247MeasGuidancev05r02 DateofReceipt .................................... :May.20,2026 DateofTestDate.................................:May.20,2026~May.25,2026 Dateofissue ......................................... :May.25,2026 Testresult............................................:Pass Compiledby: (Printedname+signature)LilyZheng Supervisedby: (Printedname+signature)TravisYoung Approvedby: (Printedname+signature)Jasonchen TestingLaboratoryName................: ShenzhenATATestingLab.Inc Address ................................................. : 4thFloor,Building10,No.60NanchangRoad,Nanchang Community,XixiangStreet,Bao'anDistrict,ShenzhenCity, China Thistestreportmaybeduplicatedcompletelyforlegalusewiththeapprovaloftheapplicant.Itshouldnotbe reproducedexceptinfull,withoutthewrittenapprovalofourlaboratory.Theclientshouldnotuseittoclaim productendorsementbyATA.Thetestresultsinthereportonlyapplytothetestedsample.Thetestreport shallbeinvalidwithoutallthesignaturesoftestingengineers,reviewerandapprover.Anyobjectionsmustbe raisedtoATAwithin15dayssincethedatewhenthereportisreceived.Itwillnotbetakenintoconsideration beyondthislimit.Thetestreportmerelycorrespondtothetestsample. Page 2 of 45 ReportNo.:ATA2605204E Add:4thFloor,Building10,No.60NanchangRoad,NanchangCommunity,XixiangStreet,Bao'anDistrict,ShenzhenCity,Guangdong,People's RepublicofChina Tel:+860755-82828582Mobilephone:+8613728818899E-mail:[email protected]:www.certata.com TABLEOFCONTENTSPage 1.TESTSUMMARY................................................................................................................................................................3 1.1.TESTSTANDARDS...................................................................................................................................................................3 1.2.REPORTVERSION...................................................................................................................................................................3 1.3.TESTDESCRIPTION.................................................................................................................................................................4 1.4.TESTFACILITY........................................................................................................................................................................5 1.5.MEASUREMENTUNCERTAINTY.................................................................................................................................................6 1.6.ENVIRONMENTALCONDITIONS.................................................................................................................................................6 2.GENERALINFORMATION...................................................................................................................................................7 2.1.GENERALDESCRIPTIONOFEUT...............................................................................................................................................7 2.2.DESCRIPTIONOFTHETESTMODES..................................................................................................................................8 2.3.BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED...........................................................................8 2.4.DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS..................................................................................9 2.5.MEASUREMENTINSTRUMENTSLIST........................................................................................................................................10 2.5.TESTSOFTWARE..................................................................................................................................................................11 3.TESTITEMANDRESULTS.................................................................................................................................................12 3.1.ANTENNAREQUIREMENT......................................................................................................................................................12 3.2.CONDUCTEDEMISSION.........................................................................................................................................................13 3.3.BANDEDGEANDSPURIOUSEMISSION(CONDUCTED)................................................................................................................16 3.4.6DBBANDWIDTH................................................................................................................................................................17…

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