Alpine PDR-V75

The fully digital PDR-V75 4-Channel + Mono (5-Channel) Amplifier provides powerful bass, big dynamic sound, non-shutdown performance, and easy vertical or horizontal installation. Each PDR amp is unmatched in its class for power density performance (watts per cubic cm) and damping factor. For tremendous power at all levels, with hard-hitting bass, and outstanding S/N ratios and frequency response, plus the Thermal Performance Stability helps sustain output power and prevent a shutdown of the amplifier. With a compact chassis, stylish good looks, and incredible sound quality, the PDR Digital Amp range will take any sound system to the next level.  Remote Bass Knob Ready (RUX-KNOB)