
QSC WL218-sw-BK Dual 18" Portable Subwoofer
Description QSC WL218-sw-BK Dual 18" Portable Subwoofer The QSC Wl218-SW is a dual 18", high-performance and premium subwoofer designed for ground stacked or suspended use in the most demanding installed or touring concert applications. With an impressive combination of music accuracy, low-frequency extension and punch, the QSC Wl218-SW is an ideal companion for QSC's acclaimed WideLine as well as other professional sound reinforcement systems. Features Simple, convenient suspension system based on the proven QSC WideLine design. Supports up to eight WL218-sw subwoofers with 10:1 design factor. Very high acoustic output capability—139 dB SPL (1 m) peak. Exceptional "punch" combined with low-frequency extension down to 31 Hz. Comprehensive transport and handling features including an easy to attach dolly and twelve thoughtfully placed handles. Premium-grade, long-excursion, high-power woofers with 4-inch, fiberglass voice coils, double layer spiders and triple roll surrounds. Birch ply