2A7XM-GB-001Cassette player and recorder

. CASSETTE GB-001 PLAYERAND SERIES RECORDER 12.SERVICECLIENTELE FR ·N'essayezpasd'enleverdesvisoud'ouvrirleboitierdeI'appareil; ilnecontientaucunepièceréparableparI'utilisateur,confieztoute réparation(ycomprisleremplacementdelabatterie-Section3)à unpersonnelqualifié. Lanon-observationdecesinstructionspeutannulerlagarantie ·SivoussouhaitezentrerenrelationavecnotreServiceClientèle, veuilleznousécrireàl'adressemailsuivante: [email protected] WEAREREWIND 26RueMontcalm 75018Paris FRANCE FR-21 USERMANUAL VERSION:GB-20250527 PLEASEREADTHISUSERMANUALCOMPLETELY BEFOREOPERATINGTHISUNITANDRETAINTHIS USERGUIDEFORFUTUREREFERENCE 1.SAFETYINSTRUCTIONS . F1 F2 F3 EN ■Read,followandkeeptheseinstructions. ■Heedallwarnings. ■Cleantheunitonlywithasoft,drycloth. ■Donotexposetheunittodrippingorsplashing. ■Donotsubjecttheunittoextremeconditions(force,shock,dust,sand, humidity,cold,heat). ■Donotplaceoroperatetheunitnearheatsourcessuchasradiators, stovesorotherequipmentthatproducesheat. ■Donotplacenakedflamesources,suchaslightedcandles,ontheunit. ■Keeptheunitawayfrominterferencesourcessuchasfluorescentlights orelectricmotors. ■Caution:theunit'sbatteryandallotherpartsarenotuser-serviceable; thebatteryisreplaceablebutitsreplacementmustonlybecarriedout byatechnicallyqualifiedperson/repairer,seeSection3(end) -dangeroffire/explosion/damageifthebatteryisreplacedincorrectly ■Caution:topreventtheunitfromfallingoverandcausinginjury(e.g.to smallchildren),donotplaceitontheedgeofatable/shelf/chestof drawers/etc.oronanunstablesurface. ■Caution:atfullpower,prolongedlisteningviaheadphones/earphones candamagetheuser'shearing.Topreventexcessivesoundlevels,set thevolumetoalowlevelfirst,thenincreaseitgraduallyuntilthesound canbeheardcomfortablyandwithoutdistortion. ■Donotuseheadphonesorearphoneswiththeunitwhiledrivinga motorizedvehicle.Thisisdangerousandalsoillegalinsomestates orcountries EN-1 EN-2 EN 2.CONTROLSANDCONNECTIONS3.POWERSOURCE EN 1 LEFTTWEETER (HIGHPITCHSOUNDS) 18 AUXAUDIOSOURCEPLUG INJACK 2 RIGHTTWEETER (HIGHPITCHSOUNDS) 19 FERRIC(I)/CHROME(II) TAPESELECTION 3 LEFTWOOFER (LOWPITCHSOUNDS) 20 AUDIOSOURCESELECTION 21 LOWPITCH(BASS)CONTROL 4 RIGHTWOOFER (LOWPITCHSOUNDS) 22 HIGHPITCH(TREBLE) CONTROL 5 LEFTVUMETER 23 LEFT/RIGHTSOUND BALANCESETTING 6 RIGHTVUMETER 7 CASSETTEDOOR 24 SOUNDLOUDNESS (VOLUME)CONTROL 8 RECORDBUTTON 9 PLAYBUTTON 25 BLUETOOTHBUTTON 10 REWINDBUTTON 26 BLUETOOTHLIGHT INDICATOR 11 FASTFORWARDBUTTON 12 STOP/EJECTBUTTON 27 BATTERYLIGHTINDICATOR 13 PAUSEBUTTON 28 DC18VPOWERSUPPLY PLUGIN 14 MICROPHONEVOLUME CONTROL29 HANDLE 15 RECORDVOLUMECONTROL 30 BASSAUDIOVENT(PORT) 16 HEADPHONESPLUGINJACK 31 BATTERYCOMPARTMENT 17MICROPHONEPLUGINJACK EN-3 Thisunitoperatesonabuilt-inLithium-lonrechargeablebattery (nominalvoltage-nominalcapacity:14.8V-3000mAh) Note:Thebatteryisnotchargedatunitshipping/delivery, thereforechargethebatteryfullybeforeusingtheunit. CHARGINGTHEBUILT-INBATTERY 1.Connecttheprovided18.0V-4.0AAC/DCADAPTERtotheunit's DCINsocket,attherightsideoftheunit(#28,Section2). 2.ConnecttheplugoftheAC/DCADAPTERtoahouseholdACpower outlet. F4 3.Checkthatthebatteryindicatorlight(#27,Section2)issteadyred, thisindicatesthatthebatteryischarging. 4.Thechargingtimecanbeupto4-5hours,dependingontheinitial batterylevel. 5.Whenthebatteryisfullycharged,thebatteryindicatorlightwillturnoff. 6.TheunitmaybedisconnectedfromtheAC/DCPOWERADAPTERand youmaystartusingit. 7.Whiletheunitisoperating,thebatteryindicatorlightwillremainoff. 8.Asbatterypowerisbeingdrawnbytheunit,thebatterychargelevel willeventuallyreachalowlevelandthebatteryindicatorlightwillblink red(ifleftunattended,theunitwilleventuallyshutdowncompletely). Thebatteryneedstoberecharged,followingtheabovesteps. EN-4 4.ROTARYSWITCH-AUDIOSOURCESELECTION CHARGINGTHEBATTERYANDUSINGTHEUNITATTHESAMETIME Youmayusetheunitwhilethebuilt-inbatteryischarging. PRECAUTIONSTOPROTECTTHEBATTERY’SLIFESPAN ■Avoiddischargingthebatterycompletely. ■Avoidchargingthebatteryinareaswheretheambienttemperatureis above+40°C(+104°F)orbelow+5°C(+41°F). REPLACINGTHEBATTERY Thebatteryisreplaceablewhenitisnearingtheendofitsservicelife CAUTION:Thebatterymustonlybereplacedbyatechnicallyqualified person/repairer.Donotattempttoreplaceitbyyourself- dangeroffireorexplosionordamageifthereplacementis doneincorrectly! Instructionsforthetechnicallyqualifiedperson/repairerwhen replacingthebattery: 1.Thereplacementbatterymustbethesametype(brand&model)as EN Therotaryswitch(#20,Section2)allowsyoutoselectoneaudiosource fromthethreebelowforsoundlisteningthroughthespeakersor headphones: TAPE,BLUETOOTH,AUX TherotaryswitchalsoallowsyoutoselectaBLUETOOTHsourceoran AUXsourceforrecordingonatapeintheunit. 1.OFF/TAPEposition: TheunitisinOFFmode.Selectthispositiontoswitchtheunitoff afteruse. Thissettingisalsousedforplayingbackatapeintheunitand listeningtothesoundthroughthespeakersorheadphones-more detailsinSection9“CASSETTEPLAYBACKANDRECORDING”. 2.BLUETOOTHposition: TheunitreceiveswirelessaudiofromaBluetoothtransmitterdevice (e.g.asmartphone)andreproducesthesoundthroughthespeakers orheadphones. theoriginal. 2.Thebatterycompartmentislocatedattheproduct'srearsidetopleft Thissettingisalsousedtorecordontape(intheunit)audioreceived fromaBluetoothtransmitterdevice-moredetailsinSection9 (#31). 3.Disconnectandremovetheoldbatteryfromthebatterycompartment. “CASSETTEPLAYBACKANDRECORDING”. 4.Insertandconnectthenewbatteryinthebatterycompartment. 5.Settheslideswitchtotheleftposition,aspointedbythebattery 3.AUXposition: pictogramNEW. Theunitreproducesatthespeakersorheadphonesthesoundfroman 6.Iftheoriginalbatterytypeisnolongeravailableonthemarket,theexternalaudiosource(e.g.aCDplayer)connectedtothe(auxiliary) technicallyqualifiedperson/repairermustensurethatthesubstitute AUXinput#18. batteryiscompatiblewiththecharacteristicsoftheoriginalandthe ThissettingisalsousedtorecordAUXaudioontapeintheunit-more newbatteryisconnectedproperlytothe3-pinconnectorinthebattery compartment.Settheslideswitchtotheleftpositionasin5)above. detailsinSection9“CASSETTE…

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Rev1/26/2023 (WEAREREWIND) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:11-26-2025 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID：2A7XM-GB-001 [WEAREREWIND](“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. [WEAREREWIND](“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtdoes notincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) (RomainBoudruche) Rev1/26/2023 (WEAREREWIND) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:11-26-2025 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID：2A7XM-GB-001 [WEAREREWIND](“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered” equipment. Sincerely, (Applicantsignature) (RomainBoudruche)

WEAREREWIND FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:11-26-2025 SUBJECT:FCCID:2A7XM-GB-001 ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomply withthelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCCRules,and willapplytheSupplier'sDeclarationofConformityproceduretotheclassB computerperipheralportionofthiscompositedevice.IunderstandthefollowingFCC requirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshow compliancewiththeFCCtechnicalregulationsbyarecognizedaccreditedtesting laboratory.ThetestinglaboratorymustbeaccreditedbyaCommissionapproved accreditationbodyordesignatedunderthetermsofagovernment-to-government MutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCC Webpage:https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe "accredited"optiontosearchforFCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier's DeclarationofConformity,whichmustbesuppliedwitheachproductsold.The SDoCcomplianceinfoshallbeincludedintheUser’sManualorasaseparate sheet.Theinfomustcontainthename,address,andphonenumberofthe responsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductis importedtheImporter. Regards, WEAREREWIND ------------------------------- （ RomainBoudruche ）

Company: WE ARE REWIND Company Representative: Romain Boudruche Title: manager WE ARE REWIND U.S. Agent Designation for Service of Process - Certification Attestation Letter 11/26/2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: [2A7XM-GB-001] Applicant FRN:[0032553265] [WE ARE REWIND] (“the applicant”) certifies that, as of the date of the filing of the application, [Global Product Services and Consultation LLC] is our designated U.S. agent for service of process for the above referenced FCC ID.[WE ARE REWIND] 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 the equipment. [Global Product Services and Consultation LLC] accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Company Name: Global Product Services and Consultation LLC FCC Registration Number (FRN): 0033406703 Physical U.S. Company Address: 328 W Palm Ave. Monrovia, CA91016 , USA. Contact Person: Mr Michael Chan Contact Person's phone number: 626-366-4358 Agent Email Address: [email protected] Sincerely, Signature: Designated Agent: Global Product Services and Consultation LLC Designated Agent Representative: Michael Chan Title: Technical Director Signature: Date : 12/07/2025 SC5120082

WEAREREWIND Rev11/20/07 FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2A7XM-GB-001 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockDiagram Schematics OperationalDescription BlockDiagram Schematics OperationalDescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,Wealsorequestingthe commissiontograntshort-termconfidentialityrequestonthefollowingattachmentsuntil180 daysaftertheGrantDateofEquipmentAuthorizations. ExhibitTypeFileName Sincerely, RomainBoudruche 11-26-2025

WEAREREWIND Declarationonmodeldifference Wetheundersignedherebyconfirmthatthesemodelsareidentical,andallmodelshavethesame RFmodule,PCBlayout,Antenna,schematicsandcomponent.Onlydifferentonthemodel number,yearversion,cartoonbrands,buyersandcolorsaredifferent. ProductionnameTrademarkFCCModelno. Cassetteplayerand recorder WEAREREWIND2A7XM-GB-001GB-001,GB-001xy(xandy arecustomer-dependent andcosmetic-dependent variables,x=A~Z,y=0~9) Confirmedby: RomainBoudruche WEAREREWIND 11-26-2025

WEAREREWIND FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:11-10-2025 SUBJECT:FCCApplicationforFCCID:2A7XM-GB-001 ToWhomItMayConcern: We,theundersigned,herebyauthorizeSamLv.atEMTEK(DONGGUAN)CO.,LTD.on ourbehalf,toapplytotheFederalCommunicationsCommissiononourequipment.Any andallactscarriedoutbyEMTEK(DONGGUAN)CO.,LTD.onourbehalfshallhave thesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, Sincerely, RomainBoudruche 11-10-2025

ReportNo.ENS2503060081W007Page1of6Ver.1.0 FCCID:2A7XM-GB-001 ReportNo.ENS2503060081W007Page2of6Ver.1.0 ReportNo.ENS2503060081W007Page3of6Ver.1.0 ReportNo.ENS2503060081W007Page4of6Ver.1.0 ReportNo.ENS2503060081W007Page5of6Ver.1.0 ReportNo.ENS2503060081W007Page6of6Ver.1.0

ReportNo.ENS2503060081W007Page1of11Ver.1.0 FCCID:2A7XM-GB-001 ReportNo.ENS2503060081W007Page2of11Ver.1.0 ReportNo.ENS2503060081W007Page3of11Ver.1.0 ReportNo.ENS2503060081W007Page4of11Ver.1.0 ReportNo.ENS2503060081W007Page5of11Ver.1.0 ReportNo.ENS2503060081W007Page6of11Ver.1.0 ReportNo.ENS2503060081W007Page7of11Ver.1.0 ReportNo.ENS2503060081W007Page8of11Ver.1.0 ANT ReportNo.ENS2503060081W007Page9of11Ver.1.0 ReportNo.ENS2503060081W007Page10of11Ver.1.0 ReportNo.ENS2503060081W007Page11of11Ver.1.0

ReportNo.ENS2503060081W00702RPage1of7Ver.1.0 $二维码$ TESTREPORT ProductName：Cassetteplayerandrecorder ModelNumber ： GB-001,GB-001xy(xandyare customer-dependentandcosmetic-dependent variables,x=A~Z,y=0~9) FCCID：2A7XM-GB-001 Preparedfor:WEAREREWIND Address:26RueMontcalm,75018Paris,France Preparedby:EMTEK(SHENZHEN)CO.,LTD. Address:Building69,MajialongIndustryZone,NanshanDistrict, Shenzhen,Guangdong,China TEL:(0755)26954280 FAX:(0755)26954282 ReportNumber:ENS2503060081W00702R Dateofsamplereceipt:August06,2025 Date(s)ofTests:August06,2025toAugust29,2025 Dateofissue:August29,2025 ReportNo.ENS2503060081W00702RPage2of7Ver.1.0 TableofContents 1.TESTRESULTCERTIFICATION...............................................................................................................................................3 2.EUTSPECIFICATION.................................................................................................................................................................5 3.TESTREQUIREMENT................................................................................................................................................................6 4.MEASUREMENTRESULT.........................................................................................................................................................6 ReportNo.ENS2503060081W00702RPage3of7Ver.1.0 1.TESTRESULTCERTIFICATION Applicant:WEAREREWIND Address:26RueMontcalm,75018Paris,France Manufacturer:HuiZhouHuiPuElectronicCo.,Ltd Address: No.5,YuanhuiRoad,ChenjiangTown,ZhongkaiHi-techIndustrialDevelopment Zone,HuizhouCity,GuangdongProvince,China EUT:Cassetteplayerandrecorder ModelName: GB-001,GB-001xy(xandyarecustomer-dependentandcosmetic-dependent variables,x=A~Z,y=0~9) Trademark:WEAREREWIND MeasurementProcedureUsed: APPLICABLESTANDARDS STANDARDTESTRESULT §15.247(i),§2.1091 PASS TheaboveequipmentwastestedbyEMTEK(SHENZHEN)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththeprocedures giveninANSIC63.10(2013)andtheenergyemittedbythesampleEUTtestedasdescribedinthisreportisin compliancewiththerequirementsofFCCRulesFCC§15.247(i),§2.1091. Thetestresultsofthisreportrelateonlytothetestedsampleidentifiedinthisreport DateofTest:August06,2025toAugust29,2025 Preparedby: UnaYu/Editor Reviewer: JoeXia/Supervisor Approve&AuthorizedSigner:LisaWang/Manager ReportNo.ENS2503060081W00702RPage4of7Ver.1.0 ModifiedHistory VersionReportNo.RevisionDateSummary ENS2503060081W00702R/OriginalReport ReportNo.ENS2503060081W00702RPage5of7Ver.1.0 2. EUTSpecification CharacteristicsDescription Product:Cassetteplayerandrecorder ModelNumber: GB-001,GB-001xy(xandyarecustomer-dependentand cosmetic-dependentvariables,x=A~Z,y=0~9) (Note:Thesemodelsarethesame,exceptforthemodelnames,year version,buyersandcabinetcolor;GB-001wasselectedforfulltest.) Sample:1# DataRate: 1MbpsforGFSKmodulation 2Mbpsforπ/4-DQPSKmodulation 3Mbpsfor8DPSKmodulation Modulation: GFSK,π/4-DQPSK,8DPSK OperatingFrequency Range(s): 2402-2480MHz NumberofChannels: -4.09dBm(0.000390W) TransmitPowerMax: PCBAntenna AntennaGain:-0.68dBi Powersupply: DC18VfromAdapter AdapterModel:CW72E1804000ZC INPUT:100-240V~50/60Hz1.8AMax Output:18V⎓4A Evaluationapplied:MPEEvaluation SAREvaluation ReportNo.ENS2503060081W00702RPage6of7Ver.1.0 3. TestRequirement RFEXPOSUREEVALUATION AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironment impactofhumanexposuretoradiofrequency(RF)Radiationasspecifiedin§1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 Friistransmissionformula:Pd=(Pout*G)\(4*pi*R 2 ) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=Numericgainoftheantennarelativetoisotropicantenna Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainofthendtotalpowerinputtotheantenna,through thecalculation,wewillknowthedistancewheretheMPElimitisreached. ReportNo.ENS2503060081W00702RPage7of7Ver.1.0 4. MeasurementResult gain:-0.68FCCMPE ModeFreque ncy (MHz) Output Power(d Bm) E.I.R.P(d Bm) Target Power W/tolera nce (dBm) Max tuneup power(d Bm) toleranc e Max tuneup power( mW) toleranc e Power Density at R=20c m (mW/c m 2 ) Limit (mW/ cm2) Verd ict GFSK 2402-5.04-5.72-6±1-50.320.0000 54 1PAS S 2441-4.91-5.59-5±1-40.400.0000 68 1PAS S 2480-5-5.68-5±1-40.400.0000 68 1PAS S pi/4-DQ PSK 2402-4.74-5.42-5±1-40.400.0000 68 1PAS S 2441-4.25-4.93-5±1-40.400.0000 68 1PAS S 2480-4.51-5.19-5±1-40.400.0000 68 1PAS S 8-DPSK 2402-4.33-5.01-5±1-40.400.0000 68 1PAS S 2441-4.09-4.77-5±1-40.400.0000 68 1PAS S 2480-4.11-4.79-5±1-40.400.0000 68 1PAS S AccordingtoKDB447498,nostand-alonerequiredforWIFIantenna,andnosimultaneousSARmeasurement isrequired. ***EndofReport***

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.73 -0.84 -0.68 -6.15 -3.70 -2.32 MAX. Gain -0.68 Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.73178 -30.0815 -8.48713 2450 -0.845801 -38.5605 -7.88012 2500 -0.685586 -24.0318 -6.79139 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -6.1530 -24.1420 -13.0295 2450 -3.7054 -26.5836 -10.6700 2500 -2.32122 -30.4301 -9.70536 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

ReportNo.ENS2503060081W00701RPage1of74Ver.1.0 $二维码$ TESTREPORT ProductName：Cassetteplayerandrecorder ModelNumber ： GB-001,GB-001xy(xandyare customer-dependentandcosmetic-dependent variables,x=A~Z,y=0~9) FCCID：2A7XM-GB-001 Preparedfor:WEAREREWIND Address:26RueMontcalm,75018Paris,France Preparedby:EMTEK(SHENZHEN)CO.,LTD. Address:Building69,MajialongIndustryZone,NanshanDistrict, Shenzhen,Guangdong,China TEL:(0755)26954280 FAX:(0755)26954282 ReportNumber:ENS2503060081W00701R Dateofsamplereceipt:August06,2025 Date(s)ofTests:August06,2025toAugust29,2025 Dateofissue:August29,2025 ReportNo.ENS2503060081W00701RPage2of74Ver.1.0 TableofContents 1TESTRESULTCERTIFICATION..................................................................................................................................................3 2EUTTECHNICALDESCRIPTION.................................................................................................................................................5 3SUMMARYOFTESTRESULT.....................................................................................................................................................6 4TESTMETHODOLOGY.................................................................................................................................................................7 4.1GENERALDESCRIPTIONOFAPPLIEDSTANDARDS......................................................................................................7 4.2MEASUREMENTEQUIPMENTUSED..................................................................................................................................7 4.3DESCRIPTIONOFTESTMODES..........................................................................................................................................8 5FACILITIESANDACCREDITATIONS........................................................................................................................................9 5.1FACILITIES..............................................................................................................................................................................9 5.2EQUIPMENT............................................................................................................................................................................9 5.3LABORATORYACCREDITATIONSANDLISTINGS.........................................................................................................9 6TESTSYSTEMUNCERTAINTY.................................................................................................................................................10 7SETUPOFEQUIPMENTUNDERTEST.....................................................................................................................................11 7.1RADIOFREQUENCYTESTSETUP1.................................................................................................................................11 7.2RADIOFREQUENCYTESTSETUP2.................................................................................................................................11 7.3CONDUCTEDEMISSIONTESTSETUP.............................................................................................................................13 7.4BLOCKDIAGRAMCONFIGURATIONOFTESTSYSTEM.............................................................................................14 7.5SUPPORTEQUIPMENT........................................................................................................................................................14 8FREQUENCYHOPPINGSYSTEMREQUIREMENTS...............................................................................................................15 8.1StandardApplicable.................................................................................................................................................................15 8.2EUTPseudorandomFrequencyHoppingSequence................................................................................................................15 8.3EqualHoppingFrequencyUse................................................................................................................................................16 8.4FrequencyHoppingSystem.....................................................................................................................................................16 9TESTREQUIREMENTS...............................................................................................................................................................17 9.120DB&99%BANDWIDTH.....................................................................................................................................................17 9.2CARRIERFREQUENCYSEPARATION..............................................................................................................................29 9.3NUMBEROFHOPPINGFREQUENCIES............................................................................................................................32 9.4AVERAGETIMEOFOCCUPANCY(DWELLTIME)........................................................................................................35 9.5MAXIMUMPEAKCONDUCTEDOUTPUTPOWER.........................................................................................................45 9.6CONDUCTEDSUPRIOUSEMISSION.................................................................................................................................51 9.7RADIATEDSPURIOUSEMISSION.....................................................................................................................................61 9.8CONDUCTEDEMISSIONTEST...........................................................................................................................................70 9.9ANTENNAAPPLICATION.............................................................................................…

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ReportNo.ENS2503060081W00701RPage41of74Ver.1.0 2DH5-Ant1-Hop-PASS ReportNo.ENS2503060081W00701RPage42of74Ver.1.0 3DH1-Ant1-Hop-PASS ReportNo.ENS2503060081W00701RPage43of74Ver.1.0 3DH3-Ant1-Hop-PASS ReportNo.ENS2503060081W00701RPage44of74Ver.1.0 3DH5-Ant1-Hop-PASS ReportNo.ENS2503060081W00701RPage45of74Ver.1.0 9.5MAXIMUMPEAKCONDUCTEDOUTPUTPOWER 9.5.1ApplicableStandard AccordingtoFCCPart15.247(b)(1)andKDB558074D0115.247MEASGUIDANCEv05r02 AccordingtoICRSS-247.5.4andRSS-Gen6.12 9.5.2ConformanceLimit ThemaxForfrequencyhoppingsystemsoperatinginthe2400-2483.5MHzbandemployingatleast75 non-overlappinghoppingchannels:1watt.Forallotherfrequencyhoppingsystemsinthe2400-2483.5MHzband: 0.125watts. 9.5.3TestConfiguration Testaccordingtoclause7.1radiofrequencytestsetup1 9.5.4TestProcedure Asanalternativetoapeakpowermeasurement,compliancewiththelimitcanbebasedonameasurementofthe maximumconductedoutputpower. Usethefollowingspectrumanalyzersettings: SetSpan=approximately5timesthe20dBbandwidth,centeredonahoppingchannel(about8MHz) SetRBW>the20dBbandwidthoftheemissionbeingmeasured(about3MHz) SetVBW  RBW SetSweep=auto SetDetectorfunction=peak SetTrace=maxhold Allowthetracetostabilize.Usethemarker-to-peakfunctiontosetthemarkertothepeakoftheemissionto determinethepeakamplitudelevel. TestResults Temperature: 25 ̊C RelativeHumidity:45% ATMPressure:1011mbar Note:N/A Test Mode AntennaFrequency[MHz] ConductedPeak Powert[dBm] Conducted Limit[dBm] Verdict DH5Ant12402-5.04≤20.97PASS DH5Ant12441-4.91≤20.97PASS DH5Ant12480-5.00≤20.97PASS 2DH5Ant12402-4.74≤20.97PASS 2DH5Ant12441-4.25≤20.97PASS 2DH5Ant12480-4.51≤20.97PASS 3DH5Ant12402-4.33≤20.97PASS 3DH5Ant12441-4.09≤20.97PASS 3DH5Ant12480-4.11≤20.97PASS ReportNo.ENS2503060081W00701RPage46of74Ver.1.0 DH5-Ant1-2402-PASS DH5-Ant1-2441-PASS ReportNo.ENS2503060081W00701RPage47of74Ver.1.0 DH5-Ant1-2480-PASS 2DH5-Ant1-2402-PASS ReportNo.ENS2503060081W00701RPage48of74Ver.1.0 2DH5-Ant1-2441-PASS 2DH5-Ant1-2480-PASS ReportNo.ENS2503060081W00701RPage49of74Ver.1.0 3DH5-Ant1-2402-PASS 3DH5-Ant1-2441-PASS ReportNo.ENS2503060081W00701RPage50of74Ver.1.0 3DH5-Ant1-2480-PASS ReportNo.ENS2503060081W00701RPage51of74Ver.1.0 9.6CONDUCTEDSUPRIOUSEMISSION 9.6.1ApplicableStandard AccordingtoFCCPart15.247(d)andKDB558074D0115.247MEASGUIDANCEv05r02 AccordingtoICRSS-2475.5 9.6.2ConformanceLimit Inany100kHzbandwidthoutsidethefrequencybandinwhichthespreadspectrumintentionalradiatoris operating,theradiofrequencypowerthatisproducedbytheintentionalradiatorshallbeatleast20dBbelowthat inthe100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthedesiredpower,basedoneitheran RFconducted,providedthetransmitterdemonstratescompliancewiththepeakconductedpowerlimits. 9.6.3TestConfiguration Testaccordingtoclause7.1radiofrequencytestsetup1 9.6.4TestProcedure Thetransmitteroutput(antennaport)wasconnectedtothespectrumanalyzer Referencelevelmeasurement Establishareferencelevelbyusingthefollowingprocedure: SetinstrumentcenterfrequencytoDSSchannelcenterfrequency. SetSpan=approximately5timesthe20dBbandwidth,centeredonahoppingchannel. SettheRBW=100kHz.SettheVBW≥3xRBW. SetDetector=peak.SetSweeptime=autocouple. SetTracemode=maxhold.Allowtracetofullystabilize. UsethepeakmarkerfunctiontodeterminethemaximumMaximumconducetedlevel. Notethatthechannelfoundtocontainthemaximumconducetedlevelcanbeusedtoestablishthereference level. Band-edgemeasurement Usethefollowingspectrumanalyzersettings: Span=wideenoughtocapturethepeakleveloftheemissionoperatingonthechannelclosesttotheband-edge, aswellasanymodulationproductswhichfalloutsideoftheauthorizedbandofoperation SetRBW  1%ofthespan=100kHzSetVBW  3xRBW SetSweep=autoSetDetectorfunction=peakSetTrace=maxhold Allowthetracetostabilize.Setthemarkerontheemissionatthebandedge,oronthehighestmodulation productoutsideoftheband,ifthislevelisgreaterthanthatatthebandedge.Enablethemarker-deltafunction, thenusethemarker-to-peakfunctiontomovethemarkertothepeakofthein-bandemission.Themarker-delta valuenowdisplayedmustcomplywiththelimitspecifiedinthisSection. Now,usingthesameinstrumentsettings,enablethehoppingfunctionoftheEUT.Allowthetracetostabilize. Followthesameprocedurelistedabovetodetermineifanyspuriousemissionscausedbythehoppingfunction alsocomplywiththespecifiedlimit. Emissionlevelmeasurement Usethefollowingspectrumanalyzersettings: Span=wideenoughtocapturethepeakle…

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