2AJAA-T0Pactive loudspeaker

Dongguan Meiloon Acoustic Equipments Co., Ltd. 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name:Dongguan Meiloon Acoustic Equipments Co., Ltd. Address:No.80 Yuanlin Road, Feng Huang Gang Ind Estate, Tangxia Town, Dongguan City, Guangdong Province, 523727, China. Product Name:active loudspeaker FCC ID:2AJAA-T0P Model(s):TRANSPARENT ZERO PLUS 2.911(d)(5)(i) Equipment Type We, [Dongguan Meiloon Acoustic Equipments Co., Ltd.] (“the applicant”) certify that the equipment for which authorization is sought through certification is not:  Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules.  Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name:Peter PanDate:2023-3-3 Title and Company name:Electric Engineer/Dongguan Meiloon Acoustic Equipments Co., Ltd. NOTE 1 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

DongguanMeiloonAcousticEquipmentsCo., Ltd. 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section2.911(d)(5)(ii)Certification– Applicant(CoveredList ) Companyname:DongguanMeiloonAcousticEquipmentsCo., Ltd. Address:No.80YuanlinRoad,FengHuangGangInd Estate,TangxiaTown,DongguanCity, GuangdongProvince,523727,China. ProductName:activeloudspeaker FCC ID:2AJAA-T0P Model(s):TRANSPARENTZEROPLUS 2.911(d)(5)(ii)Applicantfiling We, [DongguanMeiloonAcousticEquipmentsCo., Ltd. ] (“the applicant”) certifythat, as of the date of the filingof the application,the applicantis not identified NOTE1 on the “CoveredList ” NOTE2 , establishedpursuantto § 1.50002of this chapter,as an entityproducingcoveredcommunications equipment. Yourssincerely, Name:PeterPanDate:2023-3-3 Title and Companyname:ElectricEngineer/DongguanMeiloonAcousticEquipmentsCo., Ltd. NOTE1 Deleteoptionnot applicableto this application. NOTE2 “CoveredList”; is the List of Equipmentand ServicesCoveredBy Section2 of The SecureNetworksAct, availableat https://www.fcc.gov/supplychain/coveredlist References; 1) 986446D01 CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) FederalRegisterdocument2022-28263publishedon 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

DongguanMeiloonAcousticEquipmentsCo.,Ltd. 2.911(d)(7)USAAgentv1.3 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:DongguanMeiloonAcousticEquipmentsCo.,Ltd. Address:No.80YuanlinRoad,FengHuangGangIndEstate,TangxiaTown, DongguanCity,GuangdongProvince,523727,China. ProductName:activeloudspeaker FCCID:2AJAA-T0P Model(s):TRANSPARENTZEROPLUS 2.911(d)(7)USADesignatedAgentforServiceofProcess We,[DongguanMeiloonAcousticEquipmentsCo.,Ltd.](“theapplicant”)designate HuebscherWerksLLClocatedat25Ceramica,RanchoSantaMargarita,CA92688 asAgentlocatedintheUnitedStatesforthepurposeofacceptingserviceofprocess onbehalfoftheapplicant. Applicantconsent:WeAcknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherthegranteehaspermanentlyterminated allmarketingandimportationoftheapplicableequipmentwithintheU.S.,orthe conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolving theequipment,whicheverislater. Agentobligation:WeAcknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,ortheconclusionofanyCommission-relatedadministrativeorjudicial proceedinginvolvingtheequipment,whicheverislater. USAAgent Companyname:HuebscherWerksLLC Address:25CeramicaRanchoSt.Margarita, CA92688 FRN:0033528209 ContactName:HendrikHuebscher TelephoneNo:949-370-9160 Email:[email protected] Applicant Companyname:DongguanMeiloon AcousticEquipmentsCo.,Ltd. Address:No.80YuanlinRoad,Feng HuangGangIndEstate,TangxiaTown, DongguanCity,GuangdongProvince, 523727,China. FCCGranteeCode:2AJAA ContactName:PeterPan TelephoneNo:+886-3-3261611 Email:[email protected] DongguanMeiloonAcousticEquipmentsCo.,Ltd. 2.911(d)(7)USAAgentv1.3 Signature: Title:Director Signature: Title:ElectricEngineer Date:March13 th ,2023Date:2023-3-3 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

DongguanMeiloonAcousticEquipmentsCo., Ltd. AgentAuthorization Company:DongguanMeiloonAcousticEquipmentsCo., Ltd. Address:No.80YuanlinRoad,Feng HuangGang Ind Estate,TangxiaTown,Dongguan City, GuangdongProvince,523727,China. ProductName:active loudspeaker ModelNumber(s):TRANSPARENTZEROPLUS ProductDescription:Frequencyin 24 02-24 80 MHz, BT mode operation. We authorizeMiCOMLabs Inc., 575 BoulderCourt,Pleasanton,California94566,USA, to act on our behalfon all mattersconcerningthe certificationof abovenamed equipment. We declarethat MiCOMLabs Inc. is allowedto forwardall informationrelatedto the approvaland certificationof equipmentto the regulatoryagenciesas requiredand to discussany issuesconcerningthe approvalapplication.Any and all acts carriedout by MiCOMLabs on our behalfshall have the same effect as acts of our own. Signature:Date:202 3-3-3 Name:Peter Pan Title:ElectricEngineer Company:DongguanMeiloonAcousticEquipmentsCo., Ltd.

DongguanMeiloonAcousticEquipmentsCo., Ltd. Office of EngineeringTechnology FederalCommunicationsCommission 7435 OaklandMills Road Columbia,MD 21046 USA Date: 2023-03-03 Subject;Requestfor Confidentiality FCC ID: 2AJAA-T0P To WhomIt May Concern, Pursuantto the provisionsof the Commission’s rules Title 47 Sections§0.457 and §0.459,we are requestingthe Commissionto withholdthe followingattachment(s)as confidential documentsfrom public disclosureindefinitely. Thesedocumentscontaindetailedsystemand equipmentdescriptionsand are consideredas proprietaryinformationin operationof the equipment.The public disclosureof these documents might be harmfulto our companyand would give competitorsan unfair advantagein the market. SchematicDiagram Block Diagram Parts List OperationalDescription Tune-upProcedure In additionalto abovementioneddocuments,in order to complywith the marketingregulations in Title 47 CFR §2.803 and the importationrules in Title 47 CFR §2.1204,while ensuringthat businesssensitiveinformationremainsconfidentialuntil the actualmarketingof newly authorizeddevices,we requestShort Term Confidentialityof the followingattachment(s); ExternalPhotos Test Setup Photos InternalPhotos User Manual For 45 days, pursuantto PublicNoticeDA 04-1705. OR For 180 days pursuantto KDB 726920D01. It is our understandingthat all measurementtest reports,FCC ID label formatand correspondenceduringthe certificationreviewprocesscannotbe grantedas confidential documentsand this informationwill be availablefor public reviewonce the grant of equipment authorizationis issued. Sincerely, Signature: Name:Peter Pan Title: ElectricEngineer

FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P

FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P FCCID:2AJAA-T0P IC:21761-T0P BTAnt FCCID:2AJAA-T0P IC:21761-T0P

RFExposureevaluation Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:MobileDevice ReferStandard:KDB447498D01GeneralRFExposureGuidancev06 FCCPart2§2.1091 FCCID:2AJAA-T0P 1.Reference Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbe operatedinamannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergy levelinexcessoftheCommission’sguidelines. Accordingto§1.1310and§2.1091RFexposureiscalculated. KDB447498D01:MobileandPortableDevicesRFExposureProceduresandEquipment AuthorizationPolicies 2.Limit LimitsforMaximumPermissibleExposure(MPE)/ControlledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.06141.63(100)*6 3.0–301842/f4.89/f(900/f 2 )*6 30–30061.40.1631.06 300–1500//f/3006 1500–100,000//56 LimitsforMaximumPermissibleExposure(MPE)/UncontrolledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.06141.63(100)*30 3.0–30824/f2.19/f(180/f 2 )*30 30–30027.50.0730.230 300–1500//f/150030 1500–100,000//1.030 F=frequencyinMHz *=Plane-waveequivalentpowerdensity 3.MPECalculationMethod PredicationofMPElimitatagivendistance Equationfrompage18ofOETBulletin65,Edition97-01 S=PG/4πR² Where:S=powerdensity P=powerinputtoantenna G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=distancetothecenterofradiationoftheantenna 4.Result AsdeclaredbytheApplicant,theEUTisawirelessdeviceusedinafixapplication,atleast 20cmfromanybodypartoftheuserornearbypersons;fromthemaximumEUTRFoutput power,theminimumseparationdistance,r=20cm,aswellasthegainoftheusedBTantenna is1.31dBi,theRFpowerdensitycanbeobtained. EDR Freq. (MHz) Output Power (dBm) Target powerW/ tolerance (dBm) Maxtuneup power tolerance (dBm) Output powerto antenna (mW) Ant Gain (dBi) Power Densityat R=20cm (mW/cm2) Limit (mW/c m2) Result GFSK 2402 1.9592±1.03 1.995 1.31 0.00054 1Pass 2440 1.3721±1.02 1.585 1.31 0.00043 1Pass 24800.7801±1.02 1.585 1.31 0.00043 1Pass π/4DQPSK 24024.3274±1.05 3.162 1.31 0.00085 1Pass 24403.6644±1.05 3.162 1.31 0.00085 1Pass 24802.8803±1.04 2.512 1.31 0.00068 1Pass 8DPSK 24024.9545±1.06 3.981 1.31 0.00107 1Pass 24404.2254±1.05 3.162 1.31 0.00085 1Pass 24803.3883±1.04 2.512 1.31 0.00068 1Pass Note:Theestimationdistanceis20cm 5.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1091fortheuncontrolled RFExposureofmobiledevice.

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Project No.: ZKT-230227L1029 Page 1 of 69 FCC TEST REPORT FCC ID:2AJAA-T0P IC:21761-T0P Report Number. .................................... : ZKT-230227L1029 Date of Test ............................................ Jan. 10, 2023 to Feb. 28, 2023 Date of issue ......................................... : Mar. 03, 2023 Total number of pages.........................69 Test Result .......................................... : PASS Testing Laboratory. .............................. : Shenzhen ZKT Technology Co., Ltd. Address ............................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ................................ : Dongguan Meiloon Acoustic Equipments Co., Ltd. Address ............................................... : No.80 Yuanlin Road, Feng Huang Gang Ind Estate, Tangxia Town, Dongguan City, Guangdong Province, 523727, China. Manufacturer's name ......................... : Vanatoo LLC Address ............................................... : 1600B SW Dash Point Rd #51 Federal Way, WA 98023,USA Test specification: Standard ................................................ : FCC CFR Title 47 Part 15 Subpart C Section 15.247 RSS-247 Issue 2: February 2017 RSS-GEN, Issue 5: March 2019 ANSI C63.10:2013 Test procedure.....................................: / Non-standard test method ................ :N/A Test Report Form No. ....................... : TRF-EL-111_V0 Test Report Form(s) Originator.....: ZKT Testing Master TRF ........................................ : Dated: 2021-04-22 This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name.......................................: active loudspeaker Trademark...........................................: Model/Type reference ......................... : TRANSPARENT ZERO PLUS Ratings .................................................. : DC 24V from Adapter Project No.: ZKT-230227L1029 Page 2 of 69 Testing procedure and testing location: Testing Laboratory .......................................... : Shenzhen ZKT Technology Co., Ltd. Address ............................................................ : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Alen He Tested by (name + signature) ....................... : Joe Liu Reviewer (name + signature).......................: Lake Xie Approved (name + signature) ....................... : Project No.: ZKT-230227L1029 Page 3 of 69 Table of Contents Page 1. VERSION.............................................................5 2. TEST SUMMARY......................................................6 2.1 TEST FACILITY....................................................... 7 2.2 MEASUREMENT UNCERTAINTY....................................... 7 3. GENERAL INFORMATION............................................. 8 3.1 GENERAL DESCRIPTION OF EUT..................................... 8 3.2 Test Setup Configuration............................................... 9 3.3 Support Equipment.................................................... 9 3.4 Test Mode...........................................................10 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS............................. 11 4.EMCEMISSIONTEST................................................ 12 4.1 Conducted emissions................................................. 12 4.1.1 POWER LINE CONDUCTED EMISSION Limits........................ 12 4.1.2 TEST PROCEDURE................................................ 12 4.1.3 DEVIATION FROM TEST STANDARD................................ 12 4.1.4 TEST SETUP...................................................... 13 4.1.5 EUT OPERATING CONDITIONS..................................... 13 4.1.6 Test Result........................................................ 14 4.2 Radiated emissions...................................................16 4.2.1 Radiated Emission Limits............................................ 16 4.2.2 TEST PROCEDURE................................................ 16 4.2.3 DEVIATION FROM TEST STANDARD................................ 17 4.2.4 TEST SETUP...................................................... 17 4.2.5 EUT OPERATING CONDITIONS..................................... 18 4.2.6 TEST RESULTS....................................................19 5. RADIATED BAND EMISSION MEASUREMENT..........................24 5.1 Test Requirement:....................................................24 5.2 TEST PROCEDURE..................................................24 5.3 DEVIATION FROM TEST STANDARD..................................25 5.4 TEST SETUP........................................................25 5.5 EUT OPERATING CONDITIONS.......................................25 5.6 TEST RESULT.......................................................26 6. CONDUCTED BAND EDGE AND SPURIOUS EMISSION................. 27 6.1 Limit................................................................27 6.2 Test Setup.......................................................... 27 6.3 Test procedure.......................................................27 6.4 DEVIATION FROM STANDARD....................................... 27 6.5 Test Result.......................................................... 28 7. 20DB BANDWIDTH & 99% OCB....................................... 40 7.1 Test Setup.......................................................... 40 7.2 Limit................................................................40 7.3 Test procedure..............................................…

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FCC ID:2AJAA-T0P IC:21761-T0P Radiated Emission (Below 1G) Radiated Emission (Above 1G) Conducted Emission FCC ID:2AJAA-T0P IC:21761-T0P