Sound Storm Laboratories F1200M SSL FORCE 1,200-Watt MOSFET Monoblock Amplifier with Remote Subwoofer Level Control (Discontinued by Manufacturer) 1200W Monoblock Amplifier, High/Low X-over, Remote Sub Level Control 2 Ohm Stable Mono-Block Variable low pass crossover: 40-150Hz Fixed high pass crossover (200Hz) Variable 0 to +18dB Bass Boost