Specification:
Item Type: Power Amplifier Board
The Potentiometers From Left to Right: Super bass volume, treble adjustment. The total volume of the left and right channels.
Working Voltage: AC dual 18-26V (recommended dual 26V)
Maximum Output Power: Left And Right Channels: 2 x 100W
Subwoofer: 1 x 120W
Output power: 3 x 80W
Output Impedance: 4-16 Ω
Circuit: A total of 6 disassembled power amplifier tubes and 2 disassembled large capacitors are used, 4 of which are responsible for left and right channels, and the other 2 are connected to BTL circuits for subwoofer use.
Board Materials: Five-ring 1% metal film resistors, large filter capacitors, other brands
The designed of the whole circuit board is reasonable, beautiful, and low noise, which is very suitable for DIY entry.

Package List:
1 x Power Amplifier Board
4 x Screw
1 x User Manual