Rockford Fosgate Punch PBR300X1 300 Watt Monoblock Amplifier The Kappa glass fiber cone

The Kappa glass fiber cone midrange driver will hold its shape when the power's cranked up

Class-AD (front/rear channels)

while having that peace of mind in owning a great Massive Audio subwoofer

adding plenty of punch to the speaker's impressive performance

Rockford Fosgate Punch PBR300X1 300 Watt Monoblock Amplifier The Kappa glass fiber coneThe PBR300X1 is a mono car audio amplifier designed for a subwoofer system that requires little space. The BRT (Boosted Rail Technology) is an ultra efficient design that doesn't even use a switching power supply to generate its 300 Watts of power! The BRT also has a variable hi level DC offset turn on circuit for easy installation into any OEM system. See our Element Ready amplifiers designed specifically for Motorsports and Motorcycle applications.