1 par montado QUAD405 placa amplificador de potencia de audio de doble canal 100W +/- 50V
1Pair QUAD405 Dual Channels Audio Power Amplifier Board. Signal Amplifier Transistors ONSEMI BC556B, 2N5401. The output tube adopts the new imported original ONSEMI NJW0281G 15A, 150W, high power tube.