Alpine MRV-V500 5 Channel V Power Digital Amplifier 5-channel car amplifier 40 watts RMS x 4 + 150 watts RMS x 1 at 4 ohms Fuse rating: 30A x 2 CEA-2006 compliant Dimensions: 9-3/4"W x 2-1/4"H x 8-5/8"D