Rockford Fosgate Punch 400 Watt 4-Channel Amplifier Rigid variable low-pass filter (50-400 Hz

variable low-pass filter (50-400 Hz

Three tweeter mounting options including flush

Limited Lifetime warranty against manufacture defects

Front USB port and AUX port

for years of outstanding audio quality

Rockford Fosgate Punch 400 Watt 4-Channel Amplifier Rigid variable low-pass filter (50-400 HzThe Punch P400X4 is a 4 channel amplifier producing 100 Watts into all four channels at 2 Ohm. The P400X4 is perfect for a 4 way full range system or a 3 way system having a front stage with subwoofers on the rear channels. The P400X4 is perfect for 4 way front stage rear fill or 3 way front stage subwoofer systems. Simply drop a pair of component speakers on the front channels and subs on the rear and BOOM you got "The PUNCH." With its flexible