PowerBass ASA600.4X Full Range 200-Watt x 4 AB Amp Max power output: 1600 watts Mosfet power supply 4/3/2 channel operation LED power and protect indicators Bass Boost/EQ details (0-18 dB bass Boost at 40 Hz) Power Output - 200 watts x 4 2-ohm continuous power - 100 watts x 4 4-ohm continuous power - 400 watts x 2 4-ohm continuous power Bridged Output - 1600 watts x 2 max 4-ohm Built in 12dB electronic crossover Fully adjustable Bass EQ - 18dB Centered at 40Hz Self Diagnostic Multi Protection Circuit with LED Status Indicator