5-channel car amplifier 75 watts RMS x 4 + 300 watts RMS x 1 at 4 or 2 ohms CEA-2006 compliant stackable installation design with front-panel controls variable high- and low-pass filters (30-400 Hz, 12 dB/octave) quick-connect speaker connectors Class-D amplifier design MOSFET power and output stages fuse rating: 30A x 2 4-gauge power and ground leads recommended ? wiring and hardware not included with amplifier 10-3/16?W x 2-1/2?H x 8-3/8?D