Rockford Fosgate Punch 2400.
200 watts RMS x 2 at 4 ohms400 watts RMS x 2 at 2 ohms 800 watts RMS x 1 bridged output at 4 ohmsstereo or bridged mono output 4-ohm stable in bridged modeTri-way capable (Tri-Way crossover required) wiring and hardware not included with amplifier — we recommend an 8-gauge amp wiring kit with a 60-amp fuse 50-250 Hz high-pass/low-pass (12 dB/octave) crossovers MOSFET power supply and output devices MEHSA mounting technology increases the heat transfer from the MOSFET output devices to the heat sink, for higher power output, lower operating temperatures, and greater reliabilityTOPAZ — noise-killing differential inputs that eliminate 80% of ground loop noiseTrans•ana circuitry keeps preamp voltages low and signal paths simple for outstanding audio qualityNOMAD — advanced protection circuitry for "intelligent" shutdown protection wired remote included for fingertip control of Punch Bass (0-18 dB boost at 45 Hz) speaker- and preamp-level inputs 17-1/16"W x 2-7/16"H x 9-7/8"D