Generally used to power two pairs of Fusion marine speakers and marine subwoofer. Dimensions: 8.6"W x 13"H x 2.26"D. 65 Watts RMS per channel @ 4 Ohms and ? 1%THD+N 95 Watts RMS per channel @ 2 Ohms and ? 1%THD+N 200 Watts RMS Bridged channel x 2 @ 4 Ohms and ? 1%THD+N