$199.00 400W RMS MonoBlock Class A/B Car Amplifier General FeaturesPower Handling: 250W RMS x 1 @ 4-Ohms 400W RMS x 1 @ 2-Ohms General Features:<ul>Class AB amplifier topology Stable into 2 Ohm mono load 12dB/Octave high pass or low pass filter (50-250Hz) Pass-Thru line output for daisy chaining amplifiers Remote level control include with amplifier Pulse Width Modulated MOSFET switching power supply Extruded aluminum heatsink Nickel plated RCA low level audio inputs Nickel plated power and speaker connector blocks Power on and protection LED lighting for easy diagnostics Thermal, short circuit, and low impedance protection 0 - 12dB bass boost Chassis mounted ATC/ATO type automotive fuses Proudly designed and engineered in the USA THD: