AUDIOFONICS ADF-2845 20" 2CHANNEL 2200W BRIDGEABLE POWER AMPLIFIER [Electronics] 4 ohms: 200 watts x 2 chan. 2 ohms: 300 watts x 2 chan. Bridged, 4 ohms: 600 watts x 1 chan. Max power output: 1100 watts x 2 chan Wired remote bass level control included