Details:

Tube model: EL84 x 4 + 12AX7 x 2. The power supply part is rectified by IN5408 transistor. Amplifier board size: 160 x 176mm Power board size: 96 x 85mm Power: 9W+9W, AC filament Work voltage:0-AC250V @350MA 0-6.3V @4A Net weight:390G (amplifier board+psu board)

Package included:

Assembled EL84 amplifier board x 1 Suitable power supply board x 1 Not included tubes and transformer

transformer link：

https://www.ebay.com/itm/353322316824