FEATURES
Sound processor
2 ch inputs (L-ch, R-ch)
3 ch outputs (L-ch, R-ch, W-ch)
Volume, balance, treble, bass and woofer level control
Built-in woofer low-pass filter
Input matrix circuit
ALS (Automatic Level Suppressor) circuit

I / O port circuit
    2 ch input ports
    2 ch output ports