Sound Storm EV4000D 4000 Watt Mono Block Class D Amplifier

One Ohm Stable Mono-Block
Strapping capability: Strap two amps together for twice the power (2 Ohm stable)
Variable low pass filter: 50 -150Hz
Variable subsonic filter: 15 - 40Hz
Variable 0 to +18dB Bass Boost
Phase shift selector: 0 or 180
Variable input gain control
Input sensitivity selector
Power and protection LED indicators
Thermal, overload and speaker short protection
RCA Line Level inputs
RCA Line Outputs for system building
Chrome plated RCA connectors and screw terminals
Remote subwoofer level control
Frequency response: 20Hz - 250Hz (+/- 3dB)
Max power 1 ohm 4000W X 1
Max power 2 ohm 3000W X 1
RMS power 2 ohm 2200W X 1
MAX power 4 ohm 2000W X 1
RMS power 4 ohm 1600W X 1
Signal-to-noise ratio 105db
THD at RMS output 0.01%
Damping factor 125+
Dimensions (15" L x 10" W x 2-1/4" H)
Retail $269.95