1.XH-M572 TPA3116D2 2x120W Chassis Dedicated Plug-in 5V-28V Output High Power Digital HIFI Amplifier Board Input 5-28V.

2.More than 28V over voltage protection, support for low power 5V such as USB power supply, can also support high power 28V such as dual battery power supply, recommended power supply DC24V peak current 6A output maximum power up to 120W per channel.

3.Support 4 -8 ohm speaker, recommended to use more than 50W floor speaker, use 200W stage speaker better! The product has a net weight of 65g.