Editorial Review 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. 50 Watts x 4 channels @ 4-Ohm 100 Watts x 4 channels @ 2-Ohm 200 Watts x 2 channels @ 4-Ohm Bridged
Features 1) Compact and super efficient full range Class D design with 400 watts of output 2) Differential inputs with high level auto turn-on feature 3) Selectable Fixed 12dB/Octave Butterworth Crossovers 4) Real time output and power supply thermal sensing 5) Rockford Fosgate proprietary protection