Soundstream PN5.640D 640W 5-Channel Picasso Nano Class-D Amplifier<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Picasso Nano Series 5-Channel Class D Car Amplifier</li><li>RMS Power Rating: 4 ohms: 60 watts x 4 chan. + 200 Watts / 2 ohms: 80 watts x 4 chan. + 350 Watts</li><li>Max power output: 640 watts</li><li>Variable Bass Boost (0 to +12 dB bass boost at 45 Hz) &amp; Variable low-pass filter (50-250 Hz， 24 dB/octave)</li><li>Pulse Width Modulated MOSFET power supply</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41eF8DpNK1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41VgQebKwCL.jpg" noproxy>