Features: class-a/B 2-ohm stable 2-channel amplifier. Rms power rating: 4 ohms: 50 watts x 2 channel | 2 ohms: 70 watts x 2 channel | bridged, 4 ohms: 140 watts x 1 channel | total power output: 600 watts. Pulse width modulated MOSFET power supply, LED power (green) and protect (red) indicators, soft start turn-on, 2 or mono channel operation, 1 pair of preamp outputs to connect multiple amplifiers, 3-way protection circuitry