Specification AudioOutputMode : Stereo Brand : TOPAUDIO BulletPoint1 : TOPAUDIO B20A is a Bluetooth 5.0 enabled 2.1 channel stereo amplifier and U-disk player with a compact Class D power amp for home theater speaker systems. It allows for convenient and portable use with U-Disk input supporting popular audio formats such as MP3, WMA, APE, FLAC, and WAV. Flexible connection options include U-disk, Bluetooth, and RCA input, all capable of driving passive speakers and powered subwoofers to upgrade your audio system. BulletPoint2 : TPA3116D2 HIFI Chip Solution: Stereo Dual-channel Output to Ensure Continuous Serial High-power Operation, THD ≤0.1%. Wide Voltage Input DC: 12-24V; BulletPoint3 : 2 Channel Amplifier:Elevate your home audio experience with the Bluetooth Stereo Amplifier. With a robust power output of RMS 50W x 2,MAX 200×2, it delivers exceptional sound quality and clarity. The advanced TPA3116D2 amplifier chip ensures precise reproduction of music, Very Quiet, Runs Extremely Cool,Easy to connect and use,It's a small desktop speaker amplifier BulletPoint4 : If you are tired of power amplifiers with only a single volume knob, then you feel right, because you have further requirements for audio. By adjusting the high and low frequency knobs , you can make the sound more layered and make the bass more shocking BulletPoint5 : Mini size with exquisite appearance: mono integrated class D amplifier, simple compact design but with powerful function, more fashionable and durable solid aluminum chassis, very suitable for HiFi home and desktop audio system use. Color : Black CompatibleDevices : Speaker CompatibleDevices1 : Speaker CompatibleDevices2 : Smartphone CompatibleWithVehicleType : Not for Vehicle ConnectivityProtocol1 : Bluetooth ConnectivityProtocol2 : USB ConnectivityTechnology : Bluetooth ConnectivityTechnology1 : Bluetooth ConnectivityTechnology2 : USB ConnectorType1 : 3.5mm Jack ConnectorType2 : 2.5mm Jack ControllerType : Push Button ControlMethod : touch CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 5703120230566 ExternallyAssignedProductIdentifier1 : 682228946225 ExternallyAssignedProductIdentifier2 : 0682228946225 ExternallyAssignedProductIdentifier3 : 00139649753692 HardwareInterface1 : usb HardwareInterface2 : 3_5_mm_audio Hazmat1 : LITHIUM METAL BATTERIES PACKED WITH EQUIPMENT Hazmat10 : DE_SmallLithiumMetalBatteryWithEquipment Hazmat11 : EG_SmallLithiumMetalBatteryWithEquipment Hazmat12 : ES_SmallLithiumMetalBatteryWithEquipment Hazmat13 : FR_SmallLithiumMetalBatteryWithEquipment Hazmat14 : GB_SmallLithiumMetalBatteryWithEquipment Hazmat15 : IN_SmallLithiumMetalBatteryWithEquipment Hazmat16 : IT_SmallLithiumMetalBatteryWithEquipment Hazmat17 : JP_SmallLithiumMetalBatteryWithEquipment Hazmat18 : MX_SmallLithiumMetalBatteryWithEquipment Hazmat19 : NL_SmallLithiumMetalBatteryWithEquipment Hazmat2 : UN3091 Hazmat20 : PL_SmallLithiumMetalBatteryWithEquipment Hazmat21 : SA_SmallLithiumMetalBatteryWithEquipment Hazmat22 : SE_SmallLithiumMetalBatteryWithEquipment Hazmat23 : SG_SmallLithiumMetalBatteryWithEquipment Hazmat24 : TR_SmallLithiumMetalBatteryWithEquipment Hazmat25 : US_SmallLithiumMetalBatteryWithEquipment Hazmat26 : 9 Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumMetalBatteryWithEquipment Hazmat5 : AU_SmallLithiumMetalBatteryWithEquipment Hazmat6 : BE_SmallLithiumMetalBatteryWithEquipment Hazmat7 : BR_SmallLithiumMetalBatteryWithEquipment Hazmat8 : CA_SmallLithiumMetalBatteryWithEquipment Hazmat9 : CN_SmallLithiumMetalBatteryWithEquipment IncludedComponents : TOPAUDIO B20A Amplifier x1, 24V Power Supply x1, User Manual x1 IsWaterproof : FALSE ItemName : TOPAUDIO B20A Bluetooth 5.0 Stereo Amplifier 2 Channel U-Disk Player Audio Receiver Mini Hi-Fi Class D Integrated Amp for Home Speakers 100W x 2 with Bass and Treble Control ItemPackageDimensions_Height : 23.2918 centimeters ItemPackageDimensions_Length : 7.6962 centimeters ItemPackageDimensions_Width : 21.9964 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : audio-component-amplifiers Manufacturer : TOPAUDIO Material : Silicon MaximumSupplyVoltage : 12 volts_of_direct_current MinimumSupplyVoltage : 7.5 volts_of_direct_current ModelName : HF51BR ModelNumber : B20A MountingType : Surface Mount NumberOfChannels : 2 NumberOfItems : 5 NumberOfLithiumIonCells : 1 OperatingTemperature : 25 degrees_celsius OutputPower : 400 watts PackageTypeName : Box or padded envelope PartNumber : B20A PowerSourceType : Battery Powered ProductDescription : TOPAUDIO B20A Bluetooth 5.0 Stereo Amplifier 2 Channel U-Disk Player :Elevate your home audio experience with the Stereo Amplifier. With a robust power output of RMS 50W x 2,MAX 200×2, it delivers exceptional sound quality and clarity. The advanced TPA3116D2 amplifier chip ensures precise reproduction of music, Very Quiet, Runs Extremely Cool,Easy to connect and use,It's a small desktop speaker amplifier ProductSiteLaunchDate : 2024-11-08T04:20:14.429Z RadioBandsSupported : FM RecommendedUsesForProduct : Home Theater Size : 5.1 SpeakerAmplificationType : Active SpeakerConnectivity : Bluetooth, Infrared, USB SpeakerSize : 8 inches SpeakersMaximumOutputPower : 400 watts SpeakersNominalOutputPower : 240 watts SpeakerType : Surround SpecificationMet : FCC SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SupplyCurrent : 0.02 amps SurroundSoundChannelConfiguration : 2.0 TunerTechnology : FM UnitCount : 1 UnspscCode : 52161547 Voltage : 15 volts WarrantyDescription : 1 WarrantyType : Extended WaterResistanceLevel : not_water_resistant Wattage : 50 watts WirelessCommunicationTechnology : Bluetooth