4000 x 1 MAX @ 1 Ohm2800 x 1 RMS @ 1 Ohm2000 X 1 RMS @ 2 Ohms1500 x 1 RMS @ 4 Ohms3 x 35 AMP FUSES1 Ohm Stable Mono Block Class D ampRemote bass knob Bridgeable Subsonic and Low Pass Filters Variable Bass Boost Low Pass CrossoverDimensions (WxHxL) 10" x 2¼" x 15"