DESC: Sometimes you have to call them like you see them; these full MOSFET amplifiers will tear-up your ride and bring out your inner beast. You won't have one seal left in your car to keep water out!All MOSFET transistor amplifier. Pulse width modulation circuitry. 1 ohm load stable. Bridged synchronization. Low pass and subsonic filters. Pre-amp outputs. Dash mount remote gain control. 1800 phase switch.