Specification AmplifierType : Tube Brand : DAMGOO BulletPoint1 : Output Power -220W+220W+350W amplifier board with treble and bass control, DC 12-38V, bluetooth and AUX inputs, 2.1 channel stereo AMP board for DIY wireless speakers, password free BulletPoint2 : Multiple Input Methods - DAMGOO amplifier board supports Bluetooth 5.1, USB sound card, USB flash drive, AUX. allow for a wide range of devices to be connected to the amplifier board, including smartphones, laptops, tablets, and other audio sources. BulletPoint3 : Independent Adjustment - Three knobs independently control the treble, bass, and a multifunctional volume knob that integrates functions such as pause, skip song, and power on/off BulletPoint4 : Smart Protection Mechanism - This amplifier board equipped with an intelligent control system to prevent issues such as short circuit, over-voltage, under-voltage, overheating, and clipping of the amplifier board. BulletPoint5 : 24 Hours Technical Support - Rest assured about your amplifier board DIY as we provide professional pre-sales and after-sales services. Please contact us if you encounter any issues. Kindly note that we offer you free lifetime after-sales technical support. Color : T8 PRO Silver CompatibleDevices : Guitar, Double Bass, Keyboard, all ConnectorType1 : XLR ConnectorType2 : RCA ExternallyAssignedProductIdentifier1 : 824007541737 ExternallyAssignedProductIdentifier2 : 0824007541737 IncludedComponents : amplifier board IncludedComponents1 : 1*T8 Preamp IncludedComponents2 : 2*6H1N-BN Tube IncludedComponents3 : 1*DC 12V Power Adapter IncludedComponents4 : 1*User Manual ItemName : 220W +220W+350W Stereo Bluetooth Amplifier Board 2.1 Channel, 2 x TPA3251 Chips Stereo AMP Board DC 12-38V, Bluetooth 5.1 and AUX Inputs, for DIY Wireless Speakers ItemPackageDimensions_Height : 16.3068 centimeters ItemPackageDimensions_Length : 5.7912 centimeters ItemPackageDimensions_Width : 16.2052 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : audio-component-amplifiers Manufacturer : DAMGOO Material : Aluminum Alloy MaximumSupplyVoltage : 38 volts_of_direct_current MinimumSupplyVoltage : 12 volts_of_direct_current ModelName : T8 PRO ModelNumber : D-S350HS MountingType : Through-Hole Mount NumberOfBands : 7 NumberOfChannels : 2 NumberOfItems : 1 OutputChannelQuantity : 2 OutputPower : 350 watts PackageTypeName : box PartNumber : D-S350HS PowerSourceType : Corded Electric ProductDescription : 220W+220W Amplifier Board with Treble and Bass Control, DC 12-38V, Bluetooth and AUX Inputs, 2.0 Channel Stereo AMP Board for DIY Wireless Speakers ProductSiteLaunchDate : 2023-07-06T07:00:00.000Z SpecificationMet : Good Effect SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 52161547 Voltage : 38 volts Voltage1 : 12 volts Voltage2 : 18 volts WarrantyDescription : 18-Month Warranty Wattage : 350 watts