Check the listing for details. Bose L1 Pro32 Portable PA Pair With 4 Sub1 Powered Bass Modules. Condition: New. Listed at 8894.00 USD. The L1 Pro32 is Bose’s most advanced Bose L1 portable line array ever. With the supreme clarity and output of a 32-driver articulated line array, the L1 Pro32 offers 180-degree horizontal sound coverage, giving you an unrivaled portable PA system for medium-to-large-sized venues and events like weddings, clubs and festivals. The wide horizontal coverage pattern means everyone in the audience hears virtually the same thing, no matter where they’re seated. More bass. Less bulk. The L1 Pro32 combines with four compact Bose Sub1 subwoofers, which feature a 7” x 13” high-excursion neodymium RaceTrack driver, respectively. With this unique RaceTrack driver design, each Sub1 offers bold bass, have an optimized center of gravity and save a lot of space.