2A43V-AURAAUDIOColor changing audio sunglasses

Color changing audio sunglasses Warning: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmfulinterference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if notinstalled and used in accordancewith the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the followingmeasures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. Warning: changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment The devices has been evaluated to meet general RF exposure requirement, the device can be used in portable exposure condition without restriction

ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,HengqinDistrict,Zhuhai,Guangdong,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:Dec.5,25 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2A43V-AURAAUDIO ZhuhaiWicueTechnologyCo.,Ltd.(“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002of referencechapter,asanentityproducing“covered”communicationequipment.Theequipmentfor whichauthorizationissoughtisnot“covered”telecommunicationsequipmentandvideosurveillance equipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibitedfrom receivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, ApplicantSignature PrintedName:qingguoyu Title:Manager Address:Room113,Building19B,No.1889EastHuandaoRoad,HengqinDistrict,Zhuhai,Guangdong,China Tel.:18948359873 Email:[email protected]

ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,HengqinDistrict,Zhuhai,Guangdong,China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Dec.5,25 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:[2A43V-AURAAUDIO] ProductName:[Colorchangingaudiosunglasses] Thisletterservesasanattestationthattheequipmentidentifiedabove☐is/☒isnot(selectone)"covered" softwareasdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,as outlinedinFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, ApplicantSignature PrintedName:qingguoyu Title:Manager Address:Room113,Building19B,No.1889EastHuandaoRoad,HengqinDistrict,Zhuhai,Guangdong,China Tel.:18948359873 Email:[email protected] ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,HengqinDistrict,Zhuhai,Guangdong,China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China 12/18/2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2A43V-AURAAUDIO PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow: BlockDiagram  Schematics OperationalDescription  PartsList  Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpublicly availableandmaterialsthattheApplicanthasspentconsiderableeffortsindeveloping.Public disclosureofthesemaybeharmfultotheApplicantandgiveanunfairadvantagetocompetitors onthemarket. Sincerely, (Signature) PrintedName:qingguoyu Title:Manager Address:Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China Tel.:18948359873 Email:[email protected]

ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China Date:Dec.5,25 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2A43V-AURAAUDIO I,theundersigned,herebyauthorize(FluxComplianceServiceLaboratory)toactonourbehalfinall mattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(FluxComplianceServiceLaboratory)shallhavethesameeffectasourownandI acknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsofcertification,as specifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(ZhuhaiWicueTechnology Co.,Ltd.). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, ApplicantSignature: PrintedName:qingguoyu Title:Manager Address:Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China Tel.:18948359873 Email:[email protected]

ZhuhaiWicueTechnologyCo.,Ltd. Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China ProductSimilarityDeclaration EUTDescription:Colorchangingaudiosunglasses ModelNo.:AuraAudio,AuraAudio-BlackwithCalmLenses(blueandred), AuraAudio-WhitewithCalmLenses(blueandred), AuraAudio-BlackwithEnergyLenses(pinkandyellow), AuraAudio-WhitewithEnergyLenses(pinkandyellow) FCCID:2A43V-AURAAUDIO We(ZhuhaiWicueTechnologyCo.,Ltd.)herebystatethatallthe modelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout, RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),theonly differenceisthemodelnameandcolour. Signature: Name:qingguoyu Title:Manager Place,date:December5,2025

Page 1 of 3 Re port No.: FCS202511366 Externalphotos Photo1 Photo2 Page 2 of 3 Re port No.: FCS202511366 Photo3 Photo4 Page 3 of 3 Re port No.: FCS202511366 Photo5 Photo6

LabelandLabelLocation FCCID:2A43V-AURAAUDIO L*W:10mm*5mm labelandWhitefont

Page1of2 ReportNo.:FCS202511366 Internalphotos Photo1 Photo2 Page2of2 ReportNo.:FCS202511366 Photo3 ANT Photo4

FCS202511366 FCCRFExposure EUTDescription:Colorchangingaudiosunglasses ModelNo.:AuraAudio,AuraAudio-BlackwithCalmLenses(blueandred),AuraAudio-White withCalmLenses(blueandred),AuraAudio-BlackwithEnergyLenses(pinkandyellow), AuraAudio-WhitewithEnergyLenses(pinkandyellow) FCCID:2A43V-AURAAUDIO Equipmenttype:Portabledevices AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093 ， Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbody and10-gextremitySARevaluationforgeneralpopulationexposureconditions,bymeasurementor numericasimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholocondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances<50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distancemm)]·[vfGHz)]<3.0for1-gSAR,ands7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison EIRP=EMeas+20log(dmeas)-104.7 EIRPistheequivalentisotropicallyradiatedpower, EMeasindBmisthefieldstrengthoftheemissionatthemeasurementdistance,indBuV/m dMeasisthemeasurementdistance,inm BR Output power(dBm) Maxtune- up(mW) Frequency(MHz)Min. distance(mm) Calc. thresholds limit 1.85 1.5311 24025 0.4746 3.0 2.17 1.6482 24415 0.5150 3.0 2.23 1.6711 24805 0.5263 3.0 Conclusion:NoSARisrequired

2.4GHz 2012 Chip Antenna:YL2012F1P2G45 __________________________________________________________________________________ Application: WLAN, 802.11b/g, Bluetooth, etc... Features SMD, high reliability, ultra Impact, Omni-directional... Part number YL 2012 - F1 (1) (2) (3) P 2G45 (4) (5) (1)Product Type Chip Antenna (2)Size Code 2.0x1.2mm (3)Type Code F1 (4)Packing Paper Tape (5)Frequency 2.45GHz Electrical Specification W orking Frequency Range 2400 ~2484 MHz Peak Gain 2.58dBi (Typ.) Impedance 50 Ohm Return loss 10 dB ( Min) Polarization Linear Azimuth Beamwidth Omni-directional Operation Temperature(°C) -40 ~85°C The specification is defined on EVB. Dimension and Terminal Configuration 永联无线 T ： 0.50+-0.10 2.4GHz 2012 Chip Antenna: YL2012F1P2G45 _______________________________________________________________________________________________________ Evaluation Board Reference PCB Dimension Unit :mm Unit :mm Electrical Characteristics 永联无线 2.4GHz 2.45HHz Chip Antenna:YL2012F1P2G45 ______________________________________________________________________________________________________ Evaluation Board Reference PCB Dimension & Antenna Layout Reference Electrical Characteristics Return Loss & Radiation Return Loss Frequency (MHz) S11 (dB) 2400 -12.8 2442 -19.8 2484 -11.9 40 Test Board with Antenna 2.4GHz 3216 Chip Antenna: YL2012F1P2G45 _____________________________________________________________________________________________________ _ 3D&2D Radiation Drawing Frequency( MHz 2400 2410 2420 2430 2440 2450 2460 2470 2480 2490 2500 Efficiency (dB) -1.4 -1.0 -0.9 -0.7 -0.7 -0.8 -0.9 -1.1 -1.2 -1.3 -1.4 Efficiency (%) 72.8 73.7 74.3 74.4 75.5 75.0 74.0 73.6 73.1 72.6 71.5 Gain (dBi) 2.152.242.302.412.582.562.421.951.861.671.68 2.4GHz 2012 Chip Antenna: YL2012F1P2G45 ______________________________________________________________________________________________________ Taping Specifications Reel and Taping Specification Reel Specification Tapping Specification TYPE SIZE A ψB ψC ψD W ψM 2012 7” 5K/Reel 2.0±0.5 13.5±1.0 21±1.0 60±1.0 11.5±2.0 178±2.0 Packaging Type A B W E F G H T ψD P Paper Type 20121.90±0.20 3.50±0.20 8.0±0.20 1.75±0.10 3.5±0.05 4.0±0.10 2.0±0.05 0.75±0.10 +0.10 1.50 -0 4.0±0.1 2.4GHz 2012 Chip Antenna: YL2012F1P2G45 ______________________________________________________________________________________________________ Reliability Table Test ItemProcedure Requirements Ceramic Type Remark (Reference) Electrical Characterization Fulfill the electrical specification User Spec. Thermal Shock 1. Preconditioning: 50 ± 10°C / 1 hr , then keep for 24 ± 1 hrs at room temp. 2. Initial measure: Spec: refer Initial spec. 3. Rapid change of temperature test: -30°C to +85°C; 100 cycles; 15 minutes at Lower category temperature; 15 minutes at Upper category temperature. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 107 Temperature Cycling 1. Initial measure: Spec: refer Initial spec. 2. 100 Cycles (-30°C to +85°C), Soak Mode=1 (2 Cycle/hours). 3. Measurement at 24 ± 2Hours after test condition. No Visible Damage. Fulfill the electrical specification. JESD22 JA104 High Temperature Exposure 1. Initial measure: Spec: refer Initial spec. 2. Unpowered; 500hours @ T=+85°C. 3. Measurement at 24 ± 2 hours after test. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 108 Low Temperature Storage 1. Initial measure: Spec: refer Initial spec. 2. Unpowered: 500hours @ T= -30°C. 3. Measurement at 24 ± 2 hours after test. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 108 Solderability (SMD Bottom Side) Dipping method: a. Temperature: 235 ± 5°C b. Dipping time: 3 ± 0.5s The solder should cover over 95% of the critical area of bottom side. IEC 60384-21/22 4.10 Soldering Heat Resistance (RSH) Preheating temperature: 150 ± 10°C. Preheating time: 1~2 min. Solder temperature: 260 ± 5°C. Dipping time: 5 ± 0.5s No Visible Damage.IEC 60384-21/22 4.10 Vibration5g's for 20 min., 12 cycles each of 3 orientations Note: Use 8"X5" PCB .031" thick 7 secure points on, one long side and 2 secure points at corners of opposite sides. Parts mounted within 2" from any secure point. Test from 10-2000 Hz. No Visible Damage.MIL-STD-202 Method 204 Mechanical Shock Three shocks in each direction shall be applied along the three mutually perpendicular axes of the test specimen (18 shocks) Peak value: 1,500g’s Duration: 0.5ms Velocity change: 15.4 ft/s Waveform: Half-sine No Visible Damage.MIL-STD-202 Method 213 Humidity Bias 1. Humidity: 85% R.H., Temperature: 85 ± 2 °C. 2. Time: 500 ± 24 hours. 3. Measurement at 24 ± 2hrs after test condition. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 Method 106 2.4GHz 2012 Chip Antenna: YL2012F1P2G45 ______________________________________________________________________________________________________ Revision History Revision Date Content 1 2022/1/20New issue Board Flex (SMD) 1. Mounting method: IR-Reflow. PCB Size (L:100 × W:40 × T:1.6mm) 2. Apply the load in direction of the arrow until bending reaches 2 mm. No Visible Damage.AEC-Q200 005 AdhesionForce of 1.8Kg for 60 seconds.No Visible Damage Magnification of 20X or greater may be employed for inspection of the mechanical integrity of the device body terminals and body/terminal junction. AEC-Q200 006 Physical Dimension Any applicable method using x10 magnification, micrometers, calipers, gauges, contour projectors, or other measuring equipment, capable of determining the actual specimen dimensions. In accordance with specification. JESD22 JB100

FCCTestReport ReportNo:FCS202511366W01 Issuedfor Applicant:ZhuhaiWicueTechnologyCo.,Ltd. Address: Room113,Building19B,No.1889EastHuandao Road,HengqinDistrict,Zhuhai,Guangdong,China ProductName:Colorchangingaudiosunglasses BrandName:CHAMELO ModelName:AuraAudio SeriesModel: AuraAudio-BlackwithCalmLenses(blueandred), AuraAudio-WhitewithCalmLenses(blueandred), AuraAudio-BlackwithEnergyLenses(pinkandyellow), AuraAudio-WhitewithEnergyLenses(pinkandyellow) FCCID:2A43V-AURAAUDIO IssuedBy:FluxComplianceServiceLaboratory Add:Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-Tech Industrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com Page 2 of41ReportNo.:FCS202511366W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TESTRESULTCERTIFICATION Applicant’sName.........................: ZhuhaiWicueTechnologyCo.,Ltd. Address.........................................: Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China Manufacture'sName...................: ZhuhaiWicueTechnologyCo.,Ltd. Address.........................................: Room113,Building19B,No.1889EastHuandaoRoad,Hengqin District,Zhuhai,Guangdong,China ProductDescription ProductName..............................: Colorchangingaudiosunglasses BrandName..................................: CHAMELO ModelName.................................: AuraAudio SeriesModel.................................:Seethefirstpageofthereport TestStandards.............................:FCCRulesandRegulationsPart15SubpartC,Section247 TestProcedure.............................:ANSIC63.10:2020 ThisdevicedescribedabovehasbeentestedbyFluxComplianceServiceLaboratory,thetestresults showthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditis applicableonlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofFluxCompliance ServiceLaboratory,thisdocumentmaybealteredorrevisedbyFluxComplianceServiceLaboratory, personalonly,andshallbenotedintherevisionofthedocument.. DateofTest..................................: Date(s)ofperformanceoftests . :November21,2025~November29,2025 DateofIssue ................................. :November29,2025 TestResult.....................................:Pass Testedby: (MikeTan) Reviewedby : (NelsWang) Approvedby: ( JackWang ) Page 3 of41ReportNo.:FCS202511366W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TableofContentsPage 1.SUMMARYOFTESTRESULTS..............................................................................................6 1.1TESTFACTORY................................................................................................................7 1.2MEASUREMENTUNCERTAINTY.....................................................................................7 2.GENERALINFORMATION.......................................................................................................8 2.1GENERALDESCRIPTIONOFTHEEUT..........................................................................8 2.2BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED.............10 2.3DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS.................11 2.4EQUIPMENTSLIST.........................................................................................................12 3CONDUCTEDEMISSIONMEASUREMENT..........................................................................13 4.20DBBANDWIDTH...............................................................................................................17 4.1Limit..................................................................................................................................17 4.2TestProcedure.................................................................................................................17 4.3Testsetup.........................................................................................................................17 4.4Testresults.......................................................................................................................17 4.5OriginalTestData.............................................................................................................18 5.CONDUCTEDOUTPUTPOWER...........................................................................................19 5.1LIMIT................................................................................................................................19 5.3TESTSETUP...................................................................................................................19 5.5TESTRESULTS...............................................................................................................19 6NUMBEROFHOPPINGCHANNEL.......................................................................................20 6.1LIMIT................................................................................................................................20 6.2TESTPROCEDURE........................................................................................................20 5.3TESTSETUP...................................................................................................................20 6.4EUTOPERATIONCONDITIONS....................................................................................20 6.5TESTRESULTS...............................................................................................................21 7.BANDEDGEANDSPURIOUS(CONDUCTED)....................................................................22 7.1LIMIT................................................................................................................................22 7.2TESTPROCEDURE.…

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Page1of2 ReportNo.:FCS202511366 Blow1GHzforradiatedemissiontestsetup Above1GHzforradiatedemissiontestsetup Page2of2 ReportNo.:FCS202511366 Conductedemissiontestsetup