Designed for europethis new BBX Amplifier gives you Alpine power performance at an amazing price. And they’re designed to fit easily in virtually any system.high power, Great valuethis amp delivers high output power and exceptional performance for their class. A great way to expand your sound system on a limited budget.high pass And low pass filtersthese two filters let you set the frequency points for the high, mid and bass ranges to match your speakers and ensure optimum efficiency. bass eqperformance with bass EQ, you can Maximise the performance of your system and get even more powerful bass.