2BTBW-A7056Wireless Earphones

Page1of4ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] PhotographsoftheEUT(ExternalPhotos) Model:A7056 Page2of4ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page3of4ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page4of4ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected]

Page1of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Photographsofthetestsetup Model:A7056 Page2of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page3of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Radiatedemissions(above1GHz) Radiatedemissions(below1GHz)

Features 1.Surface Mounted Devices with a small dimension of 1.6 x 0.8 x 0.8 mm meet futureminiaturization trend. 2,Embedded and LTCC(low temperature co-fired ceramic) technology is able to integrate with system design as well as beatifying the housing of final product. 3. High stability and low tolerance. Applications 1. Bluetooth 2. Wireless LAN 3. ISMband 2.4GHz wireless applications Dimensions Unit mm Symbols LWTA Dimensions1.60±0.200.80±0 .200.80±0 .200.30±0 . 10 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 ① ② Number Terminal Name ① INPUT ② NC P/N:HYX160808D09 T ( Bottom View) ( Side View) ( Top View) A L w the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Evaluation Board and Matching Circuits P/N:HYX160808D09 Frequency(MHz) 2400 245024802500 VSWR 1.56 1.161.481.79 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 P/N:HYX160808D0 9 S11-Parameter ItemFeature Specification 1 Central frequency 2445MHz 2 Bandwidth > 120MHz 3 Peak gain2dBi 4 VSWR <2 5 PolarizationLinear 6 Azimuth beamwidthOmnidirectional 7 Impedance 50 Ω NOTE: The specification is defined based on the test board dimension. the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Radiation Pattern coordinates： Electrical Characteristics P/N:HYX160808D0 9 Frequency 2400MHZ2450MHZ2490MHZ Avg. gain (dBi) 1.30 0.930.45 Peak gain (dBi) 2 1.891.96 Efficiency57%54%53% the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 P/N:HYX160808D09 Temperature：40±2°C Humidity：90~95%RH Duration：500h Recovery conditions：Room temperature Recovery Time：24h (C lass1) or 48h (Class2) Solderability At least 95% of the terminal electrode is covered by new solder.Preheating conditions:80 to 120°C ; 10~30s. SolderTemperature:235± 5°C Duration:2 ±0.5s , SolderTemperature:245±5°C Duration:2±0.5s Optimum Solder Amount for Reflow Soldering 以下 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Recommended Soldering amounts The optimal solder fillet amounts for re-flow soldering The optimal solder fillet amounts for wave soldering 天线厚度 Dependability Test Operating Temperature Temperature Relative Humidity Moisture Proof Test Temperature: 25°C±3°C -25°C~+85°C 5~40°C 20~70% Weak holding force may cause bad connection betweenthe capacitor and PCB. P/N:HYX160808D09 Cracks tend to occur dueto large stress. Not enough solder Too muchsolder TestBoard: Al2O3 or PCB Warp: 1mm Speed: 0.5mm/sec. Unit: mm The measurement should be made with the board in the bending position. the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 Resistanceto SolderingHeat Preheating80 to 120°C; 10~30s.SolderTemperature:235±5°C Duration:2±0.5s ，SolderTemperature:245±5°C Duration:2±0.5s，Preheating100to200°C;10±2min. Solder Temperature: 265±5°C Duration: 10±1s Clean the capacitor with solvent and examine it with a 10X(min.) microscope. Recovery Time: 24±2h Recovery condition: Room temperature Resistance to Flexure ofSubstrate Temperature Cycle Test 10±1S Applied Force : 5N Duration: 10±1S Preheating conditions: up-category temperature, 1h Recovery time: 24±1h Initial Measurement Cycling Times: 5 times, 1 cycle, 4 steps: P/N:HYX160808D0 9 the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 While in preheating,please keep the temperature difference between soldering temperature and surface temperature of chips as: T≤150°C. P/N:HYX160808D0 9 Storage Pe riod The guaranteed period for solderability is 6 months (Under deliver package condition).Temperature 5~40°C /Relative Humidity20~70% the address：1903-1905, Building 2, Jiufang Square, Tie Zai Road,Gongle Community, Xixiang Street, Bao'an District, ShenzhenTEL: 0755- 23591525, FAX: 0755-23591525 P/N:HYX160808D0 9 Dimensions of paper taping for 0603types Reel（4000 pcs/Reel） Unit：mm

Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 1 of 81 TestReport ReportNo.:MTi251127005-0107E2 Dateofissue:2025-12-16 Applicant:ShenzhenJitingEpochTechnologyCo.,Ltd. Product:WirelessEarphones Model(s):A7056,sanagS7SUltra,sanagS7SAI2 FCCID:2BTBW-A7056 ShenzhenMicrotestCo.,Ltd. TESTREPORT ReportNo.:MTi251127005-0107E2 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 2 of 81 Tableofcontents 1GeneralDescription.......................................................................................................................4 1.1DescriptionoftheEUT.........................................................................................................4 1.2Descriptionoftestmodes.....................................................................................................4 1.3EnvironmentalConditions.....................................................................................................6 1.4Descriptionofsupportunits..................................................................................................6 1.5Measurementuncertainty.....................................................................................................6 2SummaryofTestResult................................................................................................................7 3TestFacilitiesandaccreditations................................................................................................8 3.1Testlaboratory......................................................................................................................8 4Listoftestequipment....................................................................................................................9 5EvaluationResults(Evaluation).................................................................................................11 5.1Antennarequirement..........................................................................................................11 6RadioSpectrumMatterTestResults(RF)................................................................................12 6.16dBBandwidth....................................................................................................................12 6.2MaximumConductedOutputPower..................................................................................14 6.3PowerSpectralDensity......................................................................................................15 6.4RFconductedspuriousemissionsandbandedgemeasurement....................................16 6.5Bandedgeemissions(Radiated).......................................................................................17 6.6Radiatedemissions(below1GHz).....................................................................................22 6.7Radiatedemissions(above1GHz)....................................................................................28 Photographsofthetestsetup...........................................................................................................35 PhotographsoftheEUT.....................................................................................................................36 AppendixA:DTSBandwidth.............................................................................................................38 AppendixB:Maximumconductedoutputpower...........................................................................44 AppendixC:Maximumpowerspectraldensity..............................................................................50 AppendixD:Bandedgemeasurements..........................................................................................56 AppendixE:ConductedSpuriousEmission...................................................................................60 AppendixF:DutyCycle......................................................................................................................75 TESTREPORT ReportNo.:MTi251127005-0107E2 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 3 of 81 TestResultCertification ApplicantShenzhenJitingEpochTechnologyCo.,Ltd. ApplicantAddress XingheWORLDTwinTowers,No.8,YaxingRoad,NankengCommunity, BantianStreet,LonggangDistrict,Shenzhen.3103-1,31stfloor,WestTower ManufacturerGuangxiYuanhangElectronicsCo.,Ltd. Manufacturer Address Floors2-4,Building2,BinzhouElectronicInformationIndustrialPark, BinzhouTown,BinyangCounty,NanningCity,GuangxiZhuangAutonomous Region,P.R.China Productdescription ProductnameWirelessEarphones Trademarksanag ModelnameA7056 SeriesModel(s)sanagS7SUltra,sanagS7SAI2 Standards47CFRPart15.247 TestMethod KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10-2020+Cor1-2023 TestingInformation Dateoftest2025-12-03to2025-12-11 TestresultPass Preparedby:YaniceXie Reviewedby:DavidLee Approvedby:LewisLian TESTREPORT ReportNo.:MTi251127005-0107E2 Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page 4 of 81 1GeneralDescription 1.1DescriptionoftheEUT Productname:WirelessEarphones Modelname:A7056 SeriesModel(s): sanagS7SUltra,sanagS7SAI2 Modeldifference: Allthemodelsarethesamecircuitandmodule,exceptthemodel name. Electricalrati…

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Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE038 Ver./Rev.：A1 Page1of7 RFEXPOSURE TestReport ReportNo.:MTi251127005-0107E3 Dateofissue:2025-12-16 Applicant:ShenzhenJitingEpochTechnologyCo.,Ltd. Product:WirelessEarphones Model(s):A7056,sanagS7SUltra,sanagS7SAI2 FCCID:2BTBW-A7056 ShenzhenMicrotestCo.,Ltd. TESTREPORT ReportNo.:MTi251127005-0107E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page2of7 Tableofcontents 1StandaloneSARtestexclusionconsiderations.................................................................4 2SARTestExclucsionThresholds.........................................................................................5 TESTREPORT ReportNo.:MTi251127005-0107E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page3of7 TestResultCertification ApplicantShenzhenJitingEpochTechnologyCo.,Ltd. ApplicantAddress XingheWORLDTwinTowers,No.8,YaxingRoad,NankengCommunity, BantianStreet,LonggangDistrict,Shenzhen.3103-1,31stfloor,WestTower ManufacturerGuangxiYuanhangElectronicsCo.,Ltd. Manufacturer Address Floors2-4,Building2,BinzhouElectronicInformationIndustrialPark,Binzhou Town,BinyangCounty,NanningCity,GuangxiZhuangAutonomousRegion, P.R.China Productdescription ProductnameWirelessEarphones Trademarksanag ModelnameA7056 SeriesModel(s)sanagS7SUltra,sanagS7SAI2 Standards47CFRPart2.1093 TestmethodKDB447498D01v06 TestingInformation Dateoftest2025-12-03to2025-12-11 TestResultPass Preparedby:YaniceXie Reviewedby:DavidLee Approvedby:LewisLian TESTREPORT ReportNo.:MTi251127005-0107E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page4of7 1StandaloneSARtestexclusionconsiderations UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-g headorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. Thesetestexclusionconditionsarebasedonsource-basedtime-averagedmaximum conductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-uptolerance, andtheminimumtestseparationdistancerequiredfortheexposureconditions. Theminimumtestseparationdistancedefinedin4.1f)isdeterminedbythesmallestdistance fromtheantennaandradiatingstructuresoroutersurfaceofthedevice,accordingtothehost formfactor,exposureconditionsandplatformrequirements,toanypartofthebodyorextremity ofauserorbystander. ToqualifyforSARtestexclusion,thetestseparationdistancesappliedmustbefullyexplained andjustified,typicallyintheSARmeasurementorSARanalysisreport,bytheoperating configurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,accordingtotherequiredpublishedRFexposureKDBprocedures. WhennootherRFexposuretestingorreportingarerequired,astatementofjustificationand compliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,toqualifyfor SARtestexclusion. Whenrequired,thedevicespecificconditionsdescribedintheotherpublishedRFexposure KDBproceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusionprovisions. a)For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where  f (GHz) istheRFchanneltransmitfrequencyinGHz  PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. b)For100MHzto6GHzandtestseparationdistances>50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing(alsoillustratedinAppendixB): 1){[Powerallowedatnumericthresholdfor50mminstepa)]+[(testseparation distance–50mm)·(f(MHz)/150)]}mW,for100MHzto1500MHz 2){[Powerallowedatnumericthresholdfor50mminstepa)]+[(testseparation distance–50mm)·10]}mW,for>1500MHzand≤6GHz c)Forfrequenciesbelow100MHz,thefollowingmaybeconsideredforSARtestexclusion (alsoillustratedinAppendixC): 1)Fortestseparationdistances>50mmand<200mm,thepowerthresholdatthe correspondingtestseparationdistanceat100MHzinstepb)ismultipliedby[1+ log(100/f(MHz))] TESTREPORT ReportNo.:MTi251127005-0107E3 Tel:0755-88850135-1439 Mobile:131-4343-1439（Wechatsamenumber） Web:http://www.mtitest.cnE-mail:[email protected] Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China Q/MTI-QP-12-FE012 Ver./Rev.：A1 Page5of7 2)Fortestseparationdistances≤50mm,thepowerthresholddeterminedbythe equationinc)1)for50mmand100MHzismultipliedby½ 3)SARmeasurementproceduresarenotestablishedbelow100MHz. WhenSARtestexclusioncannotbeapplied,aKDBinquiryisrequiredtodetermineSAR evaluationrequirementsforanySARtestresultsbelow100MHztobeacceptable. 2SARTestExclucsionThresholds Weuse5mmasseparationdistancetocalculated. Note:ANT1isLeft,ANT2isRight. BluetoothDSS: Transmit Frequency (GHz) ANTMode M…

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Page1of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] PhotographsoftheEUT(InternalPhotos) Model:A7056 Page2of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected] Page3of3ReportNo.:MTi251127005-0107 Address:101,No.7,Zone2,XinxingIndustrialPark,FuhaiAvenue,XinheCommunity,FuhaiStreet,Bao’anDistrict,Shenzhen,Guangdong,China. Tel:0755-88850135-1439Mobile:131-4343-1439(Wechatsamenumber)Web:http://www.mtitest.cnE-mail:[email protected]

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: Picus Advisors US LLC FRN: 0034336891 Contact Name: lvan Wang Address: 5855 SOVEREIGN DRSTE B-1, HOUSTON, TX 77036, USA Telephone No: (713) 391-4488 Email: [email protected] Applicant: Company name: Shenzhen Jiting Epoch Technology Co., Ltd. FRN: 0037673886 Product Description: Wireless Earphones Grantee code: 2BTBW FCC ID: 2BTBW-A7056 Contact Name: XiaoXia Deng Address: Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Telephone No: 13763378994 Bantian Street, Longgang District, Shenzhen. 3103-1, 31st floor, West Tower Email: [email protected] [Shenzhen Jiting Epoch Technology Co., Ltd.] certifies that, as of the date of this filing of the application with the TCB, [Picus Advisors US LLC] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Jiting Epoch Technology Co., Ltd.] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [Picus Advisors US LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 01.15.2026 Applicant’s Name: XiaoXia Deng US Agent’s Name: lvan Wang Title: manager Title: CEO Signature Signature

C5266091_X8_Ed.1 1/1 Letter of Authorization Name: XiaoXia Deng Date: 1/15/2026 Title: Company:Shenzhen Jiting Epoch Technology Co., Ltd. Address:Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3103-1, 31st floor, West Tower Product Name:Wireless Earphones Model Number:A7056, sanag S7S Ultra, sanag S7S AI 2 FCC Identifier: 2BTBW-A7056 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. manager Signature of applicant:

C5266091_X10_Ed.2 1/1 Shenzhen Jiting Epoch Technology Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 1/15/2026 Subject: Request for Confidentiality FCC ID: 2BTBW-A7056 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: XiaoXia Deng Title: manager

Shenzhen Jiting Epoch Technology Co., Ltd. version02 1/15/2026 Dear Sirs: We hereby declare that because the earphone size is too small, the FCC ID number is printed on the User Manual and product packaging, hereby declare. FCC ID: 2BTBW-A7056 Sincerely, Signature: Name: XiaoXia Deng Title: manager Company: Shenzhen Jiting Epoch Technology Co., Ltd.

TCB CALL página 1 File FCC ID:2BTBW-A7056 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. Google: TCB CALL página 2 EIN Statement TCB CALL página 3 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter"

Shenzhen Jiting Epoch Technology Co., Ltd. Product Similarity Declaration Product name: Wireless Earphones Model name: A7056, sanag S7S Ultra, sanag S7S AI 2 FCC ID: 2BTBW-A7056 We (Shenzhen Jiting Epoch Technology Co., Ltd.) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name. Signature: Name: Xiaoxia Deng Title: manager Date: 1/15/2026

Shenzhen Jiting Epoch Technology Co., Ltd. Code 00018768 Ed. 2 Item 1. The device is able to install software/program installation? ☐ Yes, go to Item 2. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 Internet connection for activation and updates (For all Operating Systems) N/A Device Wireless Earphones Company name Shenzhen Jiting Epoch Technology Co., Ltd. Grantee code 2BTBW FCC ID 2BTBW-A7056 FRN 0037673886 Contact name XiaoXia Deng Address Xinghe WORLD Twin Towers, No. 8, Yaxing Road, Nankeng Community, Bantian Street, Longgang District, Shenzhen. 3103-1, 31st floo r, West Tower Telephone number 13763378994 E-mail [email protected] Chipset/module information BT8932F Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: iOS® 17 N/A 3 # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 RAM: 1 GB N/A 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software 4 Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 # Wireless Interface Purpose Justification 1 1 After the review of this items, the device: ☒ Cannot support installation of any cybersecurity or anti-virus software o…

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