Powerbass ASA Full Range A/B Amplifier 600W by 2  (ASA1200.2x) RMS power rating: 4 ohms: 300 watts x 2 chan./ 2 ohms: 600 watts x 2 chan./ bridged, 4 ohms: 1200 watts x 1 chan. Max power output: 2400 watts Pulse width modulated MOSFET power supply LED power (Green) and protect (Red) indicators Soft start turn-on