Rockford Fosgate Punch 200-Watt Stereo Amplifier Stereo amplifier with 100W x 2 @ 2-Ohms RMS power rating (50W x 2 @ 4-Ohms RMS; 200W x 1 @ 4-Ohms bridged RMS) Perfect for driving coaxial speakers and/or one 4-ohm SVC subwoofer 4 Gauge power/ground terminals MOSFET output stage and power supply One-year limited warranty