ITEM NAME:TPA3116D2 2x 150 Watt Dual Channel Digital Amplifier Board D Class Description: - XH-M546 Preset Digital Amplifier Board - Input voltage: 12V-24V ; Input currect: >3A - Channel: Dual channel - AMP IC: TPA3116D2 - Output power :150Wx2 ; Class: D class - Size: approx. 125 x 88 x 18mm - Power ratio: 90% Package Included: 1 Piece 2*150W Digital Audio Amplifier Board.AMP IC: TPA3116D2. - XH-M546 Preset Digital Amplifier Board. 1 Piece 2 150W Digital Audio Amplifier Board. - Channel: Dual channel. - Power ratio: 90%. - Output power :150Wx2 ; Class: D class. People always bought together with.