JL Audio Slash Series 1200/1v3 Mono subwoofer Car Amplifier, 1,200 watts RMSx1 mono subwoofer amplifier 1,200 watts RMS x 1 at 1.5 to 4 ohms 4-gauge power and ground leads and a 100-amp fuse recommended (Wiring and hardware not included with amplifier) parametric EQ bass boost (0-15 dB at 20-80 Hz) Class-D amplifier design