Rockford Fosgate Punch 400-Watt Stereo Amplifier<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>12dB/octave Butterworth crossover</li><li>MOSFET power supply</li><li>MOSFET output stage</li><li>Stereo amplifier delivers 100W x 2 @ 4-Ohms， 200W x 2 @ 2-Ohms， 400W x 1 @ 4-Ohms bridged mono</li><li>Variable high- and low-pass crossovers (50-500Hz at 12dB/octave)</li><li>MOSFET output stage and power supply</li><li>Punch EQ2 bass and treble boosts</li><li>Low-level RCA pass-through for system building</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41XwRjySG3L.jpg" noproxy>