This Package Includes: 1 x Boss P126DVC Subwoofer 1 x Boss 2 Channel Amplifier 1 x 8 Gauge Wiring Kit Snag some real bang for your buck with this Boss P126DVC subwoofer. Measuring 12 in., this subwoofer offers a 2300-Watt MAX and a 1150-Watt RMS. It features dual 4 Ohm voice coils, a poly injected cone and competition style binding posts. Plus, this Boss subwoofer has an impedance of 4 Ohm and an efficient of 84 dB. The Boss AR16002 2 channel car amplifier features a MAX power of 1600-Watt and a RMS power of 260-Watt at 4 ohm. Other features include the MOSFET power supply, hi/low pass crossover and comes with a bass remote control. The 8 Gauge amplifier installation kit has everything you need to install your amplifier in your car. The amp kit features a 20 ft. 8 gauge red power cable, competition high quality fuse holder, 3 ft. of 8 gauge black ground cable, 16 ft. of 18 gauge blue turn on wire, a 20 ft. high performance RCA interconnect, 30 ft. of speaker wire, 6 ft. of split loom tubing, 20, 4 in. wire ties, 3, rubber grommets, a Number 10 ring terminal, a 5/16 in. ring terminal, and a 1/4 in. ring terminal.