ITEM NAME:TPA3118 PBTL Mono Digital Amplifier Board1X60W 8-24V POWER AMP Replace TPA31BME Features: Package List: 1 * Digital Amplifier.Mono digital audio power amplifier chip. 1 Digital Amplifier. Sound quality is very good by using this module. PCB Board Size: 45 35mm / 1.77 1.4in. High output and low power consumption. Power Output: 60W.