A8I-HQ2-MICMicrophone

ShenzhenDivoomTechnologyCo.,LTD. 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:ShenzhenDivoomTechnologyCo.,LTD. Address:1stFIoor,5thBuilding,XinlianheIndustrialPark,JinchengRoad,ShajingTown,Bao'an, Shenzhen,518000,China ProductName:Microphone FCCID:A8I-HQ2-MIC Model(s):SongBird-HQ2-Mic 2.911(d)(5)(i)EquipmentType We,[ShenzhenDivoomTechnologyCo.,LTD.]certifythattheequipmentforwhichauthorizationis soughtthroughcertificationisnot:  Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules.  Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:JefferyYaoDate:2024-07-29 TitleandCompanyname:SalesManager/ShenzhenDivoomTechnologyCo.,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

ShenzhenDivoomTechnologyCo.,LTD. 2.911(d)(5)(ii)ApplicantAttestationv1.2 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:ShenzhenDivoomTechnologyCo.,LTD. Address:1stFIoor,5thBuilding,XinlianheIndustrialPark,JinchengRoad,ShajingTown,Bao'an, Shenzhen,518000,China ProductName:Microphone FCCID:A8I-HQ2-MIC Model(s):SongBird-HQ2-Mic 2.911(d)(5)(ii)Applicantfiling We,[ShenzhenDivoomTechnologyCo.,LTD.]certifythat,asofthedateofthefilingofthe application,theapplicantisnotidentified NOTE1 onthe“CoveredList” NOTE2 ,establishedpursuantto §1.50002ofthischapter,asanentityproducingcoveredcommunicationsequipment. Yourssincerely, Name:JefferyYaoDate:2024-07-29 TitleandCompanyname:SalesManager/ShenzhenDivoomTechnologyCo.,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

- Shenzhen Divoom Technology Co.Ltd. - Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 6/14/24 U.S. Agent Designation Name and company of U.S. agent: Linkwld LLC Physical U.S. address of agent: 1942 Broadway St. STE 314C, Boulder, CO, 80302, US FRN of U.S. agent: 0033625682 Email address of U.S. agent: [Shenzhen Divoom Technology Co.Ltd.]acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: A 8 I -HQ2 - M I C ): [email protected] Linkwld LLC acknowledges their obligation to accept service of process on behalf of [Shenzhen Divoom Technology Co.Ltd.]. [Shenzhen Divoom Technology Co.Ltd.] with the FRN [0025779638] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature [Name] [Title] Manager [Company] Shenzhen Divoom Technology Co.Ltd. Signature [Name of U.S. agent] Timothy Zhu 48_[model] US_Agent_2.911(d)(7)-U, V05 -ShenzhenDivoomTechnologyCo.Ltd.- [TitleofU.S.agent]Manager [CompanyofU.S.agent]LinkwldLLC

ShenzhenDivoomTechnologyCo.,LTD. AgentAuthorization Company:ShenzhenDivoomTechnologyCo.,LTD. Address:1stFIoor,5thBuilding,XinlianheIndustrialPark,JinchengRoad,Shajing Town,Bao'an,Shenzhen,518000,China ProductName:Microphone ModelNumber(s):SongBird-HQ2-Mic ProductDescription:Microphone WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2024-07-29 Name:JefferyYao Title:SalesManager Company:ShenzhenDivoomTechnologyCo.,LTD.

ShenzhenDivoomTechnologyCo.,LTD. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2024-07-29 Subject;RequestforConfidentiality FCCID:A8I-HQ2-MIC ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram OperationalDescription SWSECURITYDESCRIPTION PartsList Tuneup 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:JefferyYao Title:SalesManager

LabelLocationOnEUT Label

RFEXPOSUREEVALUATION FCCID:A8I-HQ2-MIC AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit GroupA 641.8-23.531-23.531±1-22.53150.00093 644.8-27.423-27.423 ±1 -26.42350.00043 646.8-23.634-23.634±1-22.63450.00093 GroupB 651.8-25.337-25.337±1-24.33750.00063 654.8-23.366-23.366 ±1 -22.36650.00093 656.8-25.810-25.810±1-24.81050.00053 Result:NoStandaloneSARtestisrequired.

ReportNo.:182519C400061101FCCID:A8I-HQ2-MICPage1of31 Code:AB-RF-05-b FCCTestReport Applicant:ShenzhenDivoomTechnologyCo.,LTD. Address: 1stFIoor,5thBuilding,XinlianheIndustrial Park,JinchengRoad,ShajingTown,Bao'an, Shenzhen,518000,China ProductName:Microphone ReportDate:Aug.26,2024 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:182519C400061101FCCID:A8I-HQ2-MICPage2of31 Code:AB-RF-05-b Contents 1.GeneralInformation..............................................................................................................................................6 1.1.ClientInformation.......................................................................................................................................6 1.2.DescriptionofDevice(EUT)....................................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest...................................................................................................7 1.4.DescriptionofTestConfiguration............................................................................................................7 1.5.DescriptionOfTestSetup.........................................................................................................................8 1.6.TestEquipmentList...................................................................................................................................9 1.7.MeasurementUncertainty......................................................................................................................10 1.8.DescriptionofTestFacility.....................................................................................................................10 1.9.Disclaimer.................................................................................................................................................11 2.SummaryofTestResults...................................................................................................................................12 3.ConductedEmissionTest..................................................................................................................................13 3.1.TestStandardandLimit..........................................................................................................................13 3.2.TestSetup.................................................................................................................................................13 3.3.TestProcedure.........................................................................................................................................13 3.4.TestData...................................................................................................................................................13 4.RFOutputPowerTest........................................................................................................................................16 4.1.TestStandardandLimit..........................................................................................................................16 4.2.TestSetup.................................................................................................................................................16 4.3.TestProcedure.........................................................................................................................................16 4.4.TestData...................................................................................................................................................16 5.FrequencyStabilityTest.....................................................................................................................................18 5.1.TestStandardandLimit..........................................................................................................................18 5.2.TestSetup.................................................................................................................................................18 5.3.TestProcedure.........................................................................................................................................18 5.4.TestData...................................................................................................................................................18 6.OperatingBandwidth&EmissionMaskTest.................................................................................................21 6.1.TestStandardandLimit..........................................................................................................................21 6.2.TestSetup.................................................................................................................................................21 6.3.TestProcedure.........................................................................................................................................21 6.4.TestData...................................................................................................................................................21 7.RadiationSpuriousEmissionTest....................................................................................................................25 7.1.TestStandardandLimit..........................................................................................................................25 7.2.TestSetup.................................................................................................................................................25 7.3.TestProcedure.........................................................................................................................................26 7.4.TestData...................................................................................................................................................26 ReportNo.:182519C40006110…

Text truncated - open the document above for the full version.

ShenzhenDivoomTechnologyCo.,Ltd. Model:SongBird-HQ2 PCBAntenna：