Power Acoustik 1000 Max Watt 2 ChannelPower Acoustik Overdrive Class A B 2 Channel Amplifier 400 Watts RMS 1000 Watts MAX 200 Watts x 2 RMS @ 2 Ohms 120 Watts x 2 RMS @ 4 Ohms 400 Watts x 1 RMS @ 4 Ohms (Bridged) DIM (W X H X L) 7. 25"e; x 2. 5"e; x 10"e; Fuses: 1 x 30A Class A B 2 Ohm Stable Military Grade PCB PWM MOSFET Power Supply Bridgeable Low Pass Crossovers: 50 250 Hz High Pass Crossovers: 120 3 kHz RCA In Outputs Bass Boost: 0 +6 +12dB Direct Short, Thermal, & Overload Circuit