ITEM NAME:TPA3116D2 Chip Micro Digital Power Amplifier Board 50Wx2 HD Sound Module #JT1 Product Description Description: TPA3116D2 Chip High Power Micro Digital Power Amplifier Board 50Wx2 DC 12-24V High Definition Sound Module Specification: Type of chip: TPA3116D2 Voltage: DC 12-24V Power: 50Wx2 Product size:37x25x15mm/1.46x0.98x0.59'' Package weight: 12g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3mm measuring deviation due to manual measurement. Included: 1 x Micro Digital Power Amplifier Board.Type of chip: TPA3116D2. Power: 50Wx2. Included: 1 x Micro Digital Power Amplifier Board. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.