Recoil engineered the DI1200.1 Class D mono-block subwoofer amplifier to be dominant in both power and reliability. Use it to customize your bass on the fly with just a turn of a knob. Class-D Mono-block Subwoofer Amplifier, 2400 Watts Max Power, RMS 1200 Watts x 1@2Ohm; RMS 650 Watts x 1@4Ohm.
eBay