Audison SR 4.300 500W Class D 4 Channel Car Speaker Amplifier
Rockford Fosgate Punch PBR400X4D - 400 Watt 4 Channel Class D Full Range Speaker Amplifier
The Punch PBR400X4D is a 400 Watt full-range amp designed for compact systems. This efficient 4-channel amp packs a Punch in UTVs, motorcycles, and hybrid-electric vehicles without sucking a lot of juice from your electrical system.
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.
Features
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