ITEM NAME:Digital Amplifier Board, DC 10V-24V Class-D Single Channel Amp Module 60W Description: Using TPA3118 as the chip, the power supply range is as wide as DC10-24V. Under the.Output power: 60W 1. 1 Piece Digital Amplifier Board. The circuit adopts PBTL mode, so it can realize low resistance and high power. The large internal resistance speaker can realize high power output in parallel.