More on Amazon.com : http://www.amazon.com/gp/product/B000BNGICA?tag=purrfectcatdi-20 <br /> <br />Adcom GFA-5500 High Current Power Amplifier <br /> <br />2 channels 200 Watts per channel into 8 ohms <br />Signal to noise ratio 100dB <br />Dimensions inches HxWxD 7 x 17 x 14