Pioneer's new extra-efficient class-D digital amplifiers mark a dramatic improvement in power output capability yet are 50 percent smaller than the current gm-series class-AB amplifiers. The Pioneer Gm-d8601 1600W Class-D Mono Amp has a compact design so you're able to place it in smaller places. It comes with a wired bass boost remote so you can control it remotely. The Class-D digital amplifier has 1600W max power for the maximum in sound.