LM3886 based amp

Specs 

2x40W@8Ω/20-20000Hz,

2x National LM3886TF amplifier chip (class AB),

4x4700µF Nichicon VZ filter caps,

Samyoung, Samwha WF, Nichicon components,

60VA toroidal power transformer,

220V supply,

dynamic range -- dB,
mm 115x50x220(250), kg 1,8.