More on Amazon.com : http://www.amazon.com/gp/product/B00070QHMI?tag=purrfectcatdi-20 <br /> <br />Niles SI-245 Systems Integration Amplifier <br /> <br />45 watts RMS into 8 ohms 70 watts RMS into 4 ohms <br />Fully discrete stereo amplifier designed to drive low impedance loads <br />Three turn-on modes music sense voltage trigger and manual <br />5-way binding posts 12-volt control out