Variable Bass Boost - Bass Boost allows you to adjust the low bass within the boost range to just the way you like it
Variable Subsonic Filter - To prevent your subwoofer (s) from bottoming out, the variable subsonic filter filters out frequencies below the subwoofer (s) specified low frequency limits and allows the driver to reach a maximum safe excursion
Variable Low Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction
MB 1200.1D Class D Car Amplifier - 1200 Watts, 1 Ohm Stable, Digital, Monoblock, Mosfet Power Supply, Great for Subwoofers