Kenwood eXcelon KAC-X621 - Amplifier - 1200 Watts - 2 Channel Amp 305 x 2 @ 2Ohms (bridgable 612W @ 4Ohm) 179 Watts RMS x 2 at 4 Ohms (CEA-2006 Compliant) 305 Watts RMS x 2 at 2 Ohms 612 Watts RMS x 1 Bridged output at 4 Ohms (4 Ohm Stable) Stereo or Bridged Mono output Cooling Fan &amp; LED Digital Display