2BSMO-HD-298Portable speaker

UserManual Stylishimulti-functionbluetoothspeaker High-endaudio-visualproductionexpertLetyouexperienceadifferentkindofbrilliance ThankyouverymuchforpurchasingtheproductsofourcompanyToenableyoutofullyutilizeallthefunctions providedbyourcompany'sspeakers,PleasereadthismanualcarefullyandcompletetheSettingscorrectly.Please keepthismanualproperlyforreferenceincaseofanyproblemsinthefuture. Notes: 1.lftheinteriorofthemachineisexposedtorainormoisture,Pleaseplacethemachineinawell-vantilatedarea todry. 2.Donotbakethismachineathightemperature.Otherwise,itiseasytoburnoutorcausetheinternal componentsofthemachinetofail. 3..Thisproductmustnotbeexposedtoenvironmentssuchassunlight,hereorsimilaroverheating 4..Donotthrowittoavoiddroppinganddamage. 5..lfthebatteryisnotreplacedproperly,thereisariskofexplosion.Onlybatteriesofthesametypecanbeused forreplacement.6.Batteries(batterypacksorcombinedbatteries)mustnotbeexposedtoenvironmentssuchas sunlight,fre,ornear-overheating. Stylishimulti-functionbluetoothspeaker OperatingInstructions 1.Maincontrolvolume:Controlthevolumelevel.-Volumedecreases,+volumeincreases. 2.Microphonevolume:Duringtheuseofthemicrophone,thevolumecanbeadjustedasneeded. 3.Reverbvolume:Reverbvolumeadjustment.4.High-frequencyvolume:Adjustthehigh-frequencyvolume (optional,withintheprescribedlimits. 5.Bassvolume:Adjustthebassvolume(optional,subjecttotheactualmodel) 6.Receiver:6.5mmmicrophoneinterface. 7AUX-Externalaudioinput:ltreferstotheconnectionofmusictothesourceofotheraudiodevicesusingthe corresponding3.5mminterfaceandaudioconnectioncable. 8.TF-Cardinput:MusicontheTFcardcanbeplayedthroughthisinterface. 9.USBinput:MusicfromaUSBflashdrivecanbeplayedthroughthisinterface 10.PreviousSong:Switchthesongtothepreviousone(longpresstorewind). 11.Play/Pause:Whenmusicisplaying,ashortpresscanpausethecurrentsong.Pressitagaintoresumeplaying. (inradiomode,alongpresswillautomaticallysearchforchannels.} 12.Nextsong:Thesongswitchestothenextone(longpressforfast-forwardfunction) 13.ModeSwitching:ShortpresstoswitchbetweenBluetooth/TFcard/USBmode,andlongpresstometerthe lopplaybackmode. 14.Recording:Brieflypresstorecord,thenpresstoplaytherecording,andpressthemodekeyagaintoresume musicplayback. 15.Eliminatetheoriginalvoice:Oneclicktoeliminatetheoriginalsingingvoice.Pressedholdthemicrephone first. 16.0-9Digitalsongselectionkeys+specialeffectsoundcardsoundeffect(Longpressofthedigitalkeysis effective)(Optional,subjecttotheactualmodel) 17.Powerinput:Whenthebatteryoftheaudioequipmentislow,pleaseusethepowerchargingcableprovided randomlyandplugitinforcharging. 18,0isplayscreen:Showsthestarttostatus. 19.Chargingindicatorlight:Redlightonwhenchargingandoffwhenfullycharged. 20.Theproductisnotequippedwithapoweradapterwhenleavingthefactory.Whenusersactuallyuseit,they shouldchooseapoweradapterthathaspassedtheCCCcertificationforaudioandvideo.Theoutputvoltageof theadaptershouldbe5VC,andtheoutoutcurrentshouldnotbelessthan1A 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 harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with 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 following measures: •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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. RF Exposure Information The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. FCC Statement

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FCCID:2BSMO-HD-298

DNT2509040071R9777-P01Page: 1 of 4 PHOTOGRAPHSOFEUT FCCID:2BSMO-HD-298 InternalPhotos InternalPhotos DNT2509040071R9777-P01Page: 2 of 4 InternalPhotos InternalPhotos InternalPhotos DNT2509040071R9777-P01Page: 3 of 4 InternalPhotos DNT2509040071R9777-P01Page: 4 of 4 InternalPhotos --END--

DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] RFExposureEvaluationReport ApplicationNo.: DNT2509040071R9777-11587 Applicant: ShenzhenshirunjiadianzishangwuCo.,Ltd AddressofApplicant: Room10B,FusenBuildingDongzhouCommunity,GuangmingStreet, GuangmingDistrict,Shenzhen,Guangdong,CN(China) EUTDescription: Portablespeaker ModelNo.: HD-298 FCCID: 2BSMO-HD-298 Powersupply: Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery TradeMark: Standards: 47CFRPart2.1093 FCCKDB447498D04v01 DateofReceipt: 2025/9/4 DateofTest: 2025/9/5to2025/9/15 DateofIssue: 2025/9/22 TestResult:PASS PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) Note:Ifthereisanyobjectiontotheresultsinthisreport,pleasesubmitawritteninquirytothecompanywithin15daysfromthedateof receivingthereport.Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,andisissuedbythecompanyinaccordance withtherequirementsofthe"ConditionsofIssuanceofTestReports"printedintheattachedpage.Unlessotherwisestated,theresults presentedinthisreportonlyapplytothesamplestestedthistime.Partialreproductionofthisreportisnotallowedunlessapprovedbythe companyinwriting. ReportNo.:DNT2509040071R9777-11587Date：September22,2025Page： 2 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] ReportReviseRecord ReportVersionReviseTimeIssuedDateValidVersionNotes V2.0/Sept.22,2025ValidOriginalReport ReportNo.:DNT2509040071R9777-11587Date：September22,2025Page： 3 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] Contents RFEXPOSUREEVALUATIONREPORT.............................................................................................................................................1 1GENERALINFORMATION..................................................................................................................................................................4 1.1TESTLOCATION.................................................................................................................................................................................4 1.2GENERALDESCRIPTIONOFEUT.....................................................................................................................................................4 1.3TESTFACILITY...................................................................................................................................................................................5 1.4MEASUREMENTUNCERTAINTY(95%CONFIDENCELEVELS,K=2)....................................................................................................5 2RFEXPOSUREEVALUATION............................................................................................................................................................6 2.1RFEXPOSURECOMPLIANCEREQUIREMENT..................................................................................................................................6 ReportNo.:DNT2509040071R9777-11587Date：September22,2025Page： 4 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1GeneralInformation 1.1TestLocation Company:DongguanDNTestingCo.,Ltd Address: No.1,WestFourthStreet,SouthXinfaRoad,WushaLiwu,Chang＇anTown, DongguanCity,GuangdongP.R.China Testengineer:WayneLin 1.2GeneralDescriptionofEUT Manufacturer: ShenzhenArirangTechnologyDevelopmentCo.,Ltd AddressofManufacturer: Building1,502,XinlongTechnologyPark,WeintianOldRoad,FuhaiStreet,Bao’an District,Shenzhen EUTDescription: Portablespeaker ModelNo.: HD-298 AdditionalModel(s):/ PowerSupply:Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery TradeMark: HardwareVersion:V1.0 SoftwareVersion:V1.0 Serialnumber:PR2509040071R9777 ChipType:JTa614F2C SampleType:PortableDevice,Module,MobileDevice AntennaType:External,Integrated AntennaPorts:Ant1,Ant2,Ant3 AntennaGain: Providedbyapplicant 1.7dBi Note: *Sincetheabovedataand/orinformationisprovidedbytheclientrelevantresultsorconclusionsofthis reportareonlymadeforthesedataand/orinformation,DNTisnotresponsiblefortheauthenticity,integrity andresultsofthedataandinformationand/orthevalidityoftheconclusion. ReportNo.:DNT2509040071R9777-11587Date：September22,2025Page： 5 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1.3TestFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: LabA: •FCC,USA DesignationNumber:CN1348 •A2LA(CertificateNo.7050.01) DONGGUANDNTESTINGCO.,LTD.isaccreditedbytheAmericanAssociationforLaboratory Accreditation(A2LA).CertificateNo.7050.01. •Innovation,ScienceandEconomicDevelopmentCanada DONGGUANDNTESTINGCO.,LTD.EMCLaboratoryhasbeenrecognizedbyISEDasanaccreditedtesting laboratory.CABidentifierisCN0149. IC#:30755. . 1.4MeasurementUncertainty(95%confidencelevels,k=2) No.ItemMeasurementUncertainty 1 20dBEmissionBandwidth±0.0196% 2 CarrierFrequencySeparation±1.9% 3 NumberofHoppingChannel±1.9% 4 TimeofOccupancy±0.028% 5 MaxPeakConductedOutputPower±0.743dB 6 Band-edgeSpuriousEmission±1.328dB 7 ConductedRFSpuriousEmission 9KHz-1GHz:±0.746dB 1GHz-26GHz:±1.328dB No.ItemMeasurementUncertainty 1ConductionEmission±3.0dB(150kHzto30MHz) 2RadiatedEmission ±4.8dB(Below1GHz) ±4.8dB(1GHzto6GHz) ±4.5dB(6GHzto18GHz) ±5.02dB(Above18GHz) ReportNo.:DNT2509040071R9777-11587Date：September22,2025Page： 6 / 8 DongguanDNTestingCo.,Ltd. Add:No.1…

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Productspecification QuickReferenceDate Manufacturer: ShenzhenArirangTechnologyDevelopmentCo.,Ltd Address: Building1,502,XinlongTechnologyPark,WeintianOldRoad,FuhaiStreet,Bao’an District,Shenzhen Allthetechnicaldataandinformationcontainedhereinaresubjecttochangewithoutpriornotice AntennaLayout&moduleonthesystemboard AntennaGain GainTable Antennamoduleonthesystemboard Frequency2.45GHz*1 Ant.PortInputPwr.(dBm)0(Typ.BTclass2outputpower) Tot.Rad.Pwr.(dBm)-2.3(Inputpwr–losspwr) PeakEIRP(dBm)1.3 Directivity(dBi)1(alldirectionantenna) Efficiency(dB)-2.3(58.5%) Gain (dBi) 1.7 (Peak Gain XY-plane) MaximumPower(dBm)1.7(XY-plane) MinimumPower(dBm)-4(XY-plane) Avg.Power(dBm)-0.5(XY-plane) Max/MinRatio(dB)5.3(XY-plane) Max/AvgRatio(dB)1.8(XY-plane) Min/AvgRatio(dB)-3.5(XY-plane) AverageGain(dB)-0.5(AvgGainXY-plane) UnitindBi @2.44GHz XY-planeXZ-planeYZ-planeEfficiency PeakAvg.PeakAvg.PeakAvg. ModuleBoard 1.3-0.51.7-3.81.1-3.058.5% ReturnLoss TheEnvironmentofAntennaRadiationPattern 3Dradiationpatterndiagram XY-planeXZ-planeYZ-plane

DongguanDN TestingCo., Ltd. Add:No. 1, WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'an Town,DongguanCity, GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] FCC Test Report ApplicationNo.: DNT2509040071R9777-11588 Applicant: ShenzhenshirunjiadianzishangwuCo., Ltd Addressof Applicant: Room10B,FusenBuildingDongzhouCommunity,GuangmingStreet, GuangmingDistrict,Shenzhen,Guangdong,CN(China) EUT Description: Portablespeaker ModelNo.: HD-298 FCC ID: 2BSMO-HD-298 PowerSupply: Input:DC5V;DC3.7Vfrom rechargeablelithium-ionbattery TradeMark: Standards: 47 CFRPart 2, SubpartJ 47 CFRPart 15, SubpartC ANSIC63.10:2020 Dateof Receipt: 2025/9/4 Dateof Test: 2025/9/5to 2025/9/15 Dateof Issue: 2025/9/22 Test Result:PASS PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) Note:If thereis any objectionto the resultsin this report,pleasesubmita writteninquiryto the companywithin15 daysfrom the date of receivingthe report.The test reportis effectiveonly with both signatureand specializedstamp,and is issuedby the companyin accordance with the requirementsof the "Conditionsof Issuanceof Test Reports"printedin the attachedpage.Unlessotherwisestated,the results presentedin this reportonly applyto the samplestestedthis time.Partialreproductionof this reportis not allowedunlessapprovedby the companyin writing. ReportNo.: DNT2509040071R9777-11588Date：September22, 2025Page： 2 / 64 DongguanDN TestingCo., Ltd. Add:No. 1, WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'an Town,DongguanCity, GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] ReportReviseRecord ReportVersionReviseTimeIssuedDateValidVersionNotes V1.0/Sept .22 , 202 5ValidOriginalReport ReportNo.: DNT2509040071R9777-11588Date：September22, 2025Page： 3 / 64 DongguanDN TestingCo., Ltd. Add:No. 1, WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'an Town,DongguanCity, GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1 TestSummary Test ItemTest RequirementTest MethodTest ResultResult AntennaRequirement15.203/247(b)--Clause3.1PASS 20dBEmissionBandwidth15.247(a)(1)ANSIC63.10:2020Clause3.2PASS ConductedPeakOutput Power 15.247(b)(1)ANSIC63.10:2020Clause3.3PASS CarrierFrequencies Separation 15.247(a)(1)ANSIC63.10:2020Clause3.4PASS DwellTime15.247(a)(1)ANSIC63.10:2020Clause3.5PASS HoppingChannelNumber15.247(a)(1)ANSIC63.10:2020Clause3.6PASS Band-edgefor RF ConductedEmissions 15.247(d)ANSIC63.10:2020Clause3.7PASS RF ConductedSpurious Emissions 15.247(d)ANSIC63.10:2020Clause3.8PASS RadiatedSpurious emissions 15.247(d); 15.205/15.209 ANSIC63.10:2020Clause3.9PASS Restrictedbandsaround fundamentalfrequency(Radiated Emission) 15.247(d); 15.205/15.209 ANSIC63.10:2020Clause3.10PASS AC PowerLine Conducted Emission 15.207ANSIC63.10:2020Clause3.1 1PASS Note: 1. “N/A ” denotestest is not applicablein this test report . ReportNo.: DNT2509040071R9777-11588Date：September22, 2025Page： 4 / 64 DongguanDN TestingCo., Ltd. Add:No. 1, WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'an Town,DongguanCity, GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] Contents 1 Test Summary..................................................................................................................................................................3 2 GeneralInformation..........................................................................................................................................................5 2.1 Test Location..........................................................................................................................................................5 2.2 GeneralDescriptionof EUT ...................................................................................................................................5 2.3 Test Environment...................................................................................................................................................6 2.4 ChannelList ...........................................................................................................................................................6 2.5 PowerSettingof Test Software.............................................................................................................................7 2.6 Assistantequipmentusedfor test ..........................................................................................................................7 2.7 Descriptionof SupportUnit s..................................................................................................................................7 2.8 Test Facility............................................................................................................................................................7 2.9 EquipmentList .......................................................................................................................................................8 2.10 MeasurementUncertainty(95%confidencelevels,k=2) ..................................................................................10 3 Test resultsand MeasurementData ..............................................................................................................................11 3.1 AntennaRequirement..........................................................................................................................................11 3.2 20dBEmissionBandwidth...................................................................................................................................12 3.3 ConductedOutputPower.....................................................................................................................................13 3.4 CarrierFrequenciesSeparationy..................................................................................................…

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DNT2509040071R9777-P01Page: 1 of 3 PHOTOGRAPHSOFEUT FCCID:2BSMO-HD-298 AntennaTerminalTestView DNT2509040071R9777-P01Page: 2 of 3 ConducedEmissionTestView RadiatedEmissionTestView|(Below1G) DNT2509040071R9777-P01Page: 3 of 3 RadiatedEmissionTestView|(Above1G) --END--