ITEM NAME:XH-M311 Mini Digital Amplifier Board TPA3118 Audio Amplifier Board Audio PowZ6A4 XH-M311 Mini Digital Amplifier Board TPA3118 Audio Amplifier Board Audio PowZ6A4 product name:1-channel digital amplifier board Product Code:XH-M311 Core elements:TPA3118 voltage range:DC8-24V Output Power:60W Max Number of channels: channel* 1 Size:54.5x40mm Color: color as shown Material:Metal + pc Packaging Including: 1* Mini Digital Amplifier Board.1 Mini Digital Amplifier Board. Output Power:60W Max. Color: color as shown.