4 channel digital (Class D) amplifier_x000D_
Maximum output power 400W_x000D_
4 x 45W @ 4ohm (CEA-2006 standard)_x000D_
RCA / Speaker level input_x000D_
Signal sensing turn-on/off_x000D_
Variable Low- & High-Pass filter_x000D_
Compact size (145 x 45 x 99mm)