No one ever wanted to drive around with their windows down and the music turned... down low. Turn your music up with Alpine 600W BBX Series Class-A/B Amplifier.This amplifier can use 2 or 1 channels for your convenience. It utilizes a high-efficiency digital circuit design for the best performance.High pass and low pass filters let you control the frequency for bass range levels. These filters let you match your speakers and ensure optimum efficiency.Blast the stereo with an amplifier that can handle it. Invest in the Alpine 600W BBX Series Class-A/B Amplifier.