Bose Professional Powered subwoofer module

Bose's Sub1 module is a great way to add bass to just about any PA system. This powered portable bass module uses a 7" x 13" speaker and with a 480-watt amp to crank out lows down to 40 Hz. You can connect it to the Bose L1 Pro32 system for extra bass reinforcement, or this sub can also be paired with a Bose S1 Pro system to create a super-effective compact PA. The integrated M20 connector makes it easy to attach a variety of portable PA systems. Adding a second Sub1 to your L1 Pro32 system is easy, and gives you extra control over your bass. Stack the two bass modules horizontally, one facing forward and the other backward. Properly set up, this arrangement will cancel out low-frequency waves behind the subs so your stage sound stays much cleaner, while the audience enjoys powerful bass. For other applications, the Sub1's pair of XLR/TSR inputs can sum a stereo input for low-frequency reproduction, then and pass the mids and highs out to additional loudspeakers. The high-pass filter located on the line ou...