Specification AudioOutputMode : Stereo BatteriesIncluded : 1 Brand : Semme BulletPoint1 : This power amplifier board is powered by Bluetooth 5.0 5V 3A. After secondary development by peripheral hardware, the maximum power can be configured to reach 20W: Bass 10W + sub-box 10W (5W * 2) BulletPoint2 : Therefore, this power amplifier board has strict requirements on the power supply and the speaker, especially the woofer BulletPoint3 : (Satellite) left and right channel sub-box speaker: select 4 Ω / 5W full-range speaker. (Please use 4 Ω and 3W for USB power supply) BulletPoint4 : Woofer: Choose 3 - 4 Ω 10W-15W Woofer. Never use 6 Ω or 8 Ω woofer. (Please select 4 Ω 5W for USB power supply) BulletPoint5 : Audio source: optional MP3, MP4, computer, PC, mobile phone, etc. Color : Black CompatibleDevices1 : Speaker CompatibleDevices2 : Smartphone ConnectivityTechnology1 : USB ConnectivityTechnology2 : RCA ConnectorType1 : XLR ConnectorType2 : RCA ControllerType : Standard Remote Control ControlMethod1 : remote ControlMethod2 : touch ExternallyAssignedProductIdentifier1 : 794419635013 ExternallyAssignedProductIdentifier2 : 0794419635013 IncludedComponents : 1 x A26,1 x AC cable,1 x USB cable,1 x Remote Control,1 x Warranty card ItemName : 2.1 Digital Power Amplifier Board, 20W Bluetooth 5.0 5V Channel Stereo Amplifier Digital AMP Board Module for Home Theater & Active Speaker Applications ItemPackageDimensions_Height : 13.46 centimeters ItemPackageDimensions_Length : 4.83 centimeters ItemPackageDimensions_Width : 8.64 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : audio-component-amplifiers Manufacturer : Semme MaximumSupplyVoltage : 5 volts_of_direct_current ModelNumber : A26 MountingType : Surface Mount NumberOfChannels : 3 NumberOfItems : 1 OutputPower : 20 watts PackageLevel : unit PartNumber : Semme4dv5n2zcg6 ProductDescription : Features: 1. This power amplifier board is powered by Bluetooth 5.0 5V 3A. After secondary development by peripheral hardware, the maximum power can be configured to reach 20W: Bass 10W + sub-box 10W (5W * 2). 2. Therefore, this power amplifier board has strict requirements on the power supply and the speaker, especially the woofer. 3. (Satellite) left and right channel sub-box speaker: select 4 Ω / 5W full-range speaker. (Please use 4 Ω and 3W for USB power supply) 4. Woofer: Choose 3 - 4 Ω 10W-15W Woofer. Never use 6 Ω or 8 Ω woofer. (Please select 4 Ω 5W for USB power supply) 5. Audio source: optional MP3, MP4, computer, PC, mobile phone, etc.
Specification: Bluetooth: 5.0 Power supply: DC voltage 5V (4.8-5V), current should be 2.5A-3A or more Maximum power: 20W Package weight: approx. 29g