The Rockford PBR400X4D is a full-range 4-channel amplifier designed for stereo front/rear systems that requires little space. The BRT (Boosted Rail Technology) is an ultra efficient design that generates 400 Watts of power! The BRT also has a variable hi-level DC offset turn-on circuit for easy installation into any OEM system. Great for motorcycles and recreational vehicles.

• Full Range Class D
• Differential inputs with high level auto turn-on feature
• 8 AWG power/ground connector
• Remote-Out feature when using high level inputs
• C.L.E.A.N. input/output clip detection and indicator LEDs
• Real time output and power supply thermal sensing
• Extruded aluminum heatsink
• Selectable Fixed 12dB/Octave Butterworth Crossovers
• Muted turn on
• Rockford Fosgate proprietary protection
• Discrete surface mount technology
• Compact design for stealth installations
• CEA-2006 and CE compliant
• 1 Year Warranty