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ROCKFORD FOSGATE P400X1

Punch 400 Watt Mono Amplifier The Punch P400X1 is a mono amplifier capable of producing 400 Watts into a 2-Ohm load and is designed for medium to high-powered subwoofer applications. You can also use the P400X1 for multi-speaker center channel applications.
ROCKFORD FOSGATE P400X1