ITEM NAME:Preset pre-stage TPA3116 dual-channel 150W x 2 built-in sound ultra high po T9G7 Preset pre-stage TPA3116 dual-channel 150W x 2 built-in sound ultra high po T9G7 Maximum Power Per Channel: 131-200W Channels: 2 (2.0) Type: Home Amplifier Input voltage: 12V-24V Input currect: Greater than 3A Channel: Dual channel AMP IC: TPA3116D2 Output power: 150Wx2 Class: D Power ratio: 90% Weight: 170g Digital Amplifier Board colour: Picture color Material: PC+Metal size: 125x88x18mm Package Contents: 1X Digital Audio Amplifier Board Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Channel: Dual channel. Maximum Power Per Channel: 131-200W. Channels: 2 (2.0). Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.