Pyramid car audio scores with its Royal Blue series of car amplifiers.  Pumping your car audio system with incredible power at incredible prices.  The sleek design of the Royal Blue PB series of Power amps feature the latest overload, overheating and short-circuit protections around and have built-in bass and treble controls for a smooth sound throughout the sound spectrum.  A bass remote control is included free of charge that can be wired under your dash for optimum and accurate bass controls.  The pb536gx 2 channel amplifier can push 800 watts of power through a two channels or can be run through 1 channel as well.  A tremendous amount of power for this price.