Rockford Fosgate Punch 300 Watt 2-Channel Amplifier

The Punch PBR300X2 uses BRT (Boosted Rail Technology) for an ultra efficient design that does not use a switching power supply to generate its rated power. This allows the chassis design to be much smaller than traditional sized amplifiers. The BRT also has a variable high-level ...The Punch PBR300X2 uses BRT (Boosted Rail Technology) for an ultra efficient design that does not use a switching power supply to generate its rated power.

This allows the chassis design to be much smaller than traditional sized amplifiers. The BRT also has a variable high-level DC offset turn-on circuit for easy installation into any OEM system. It is great for smaller stealth installations, as well as for motorcycles and recreational vehicles.