Product name: Bluetooth 5.0 digital power amplifier 2.1 channel subwoofer power amplifier board with panel

Min output power: 2*15W+30W / 4-8 ohms 

Max output power: 2*25W+50W / 8 ohms 

Supply voltage: DC12-20V, 3A or more 

Supply current: 3-5A

Model Number: 8501730903

Package Include: 1 Pc x Mini Subwoofer Power Amplifier