Behringer Eurolive B1800XP SubwooferEUROLIVE B1800XP Our Eurolive B1800XP 3,000 Watt active subwoofer provides the ultimate in low frequency reproduction, and the built in stereo crossover makes it ideally suited for use with any of our active 2 way loudspeakers. Packed with a powerful 3,000 Watt Class D amplifier, a TURBOSOUND 18" long excursion Low Frequency (LF) transducer and an incredible array of professional features, the B1800XP produces extreme levels of low end punch, with the