The QSC KLA181 is a compact, amplified subwoofer engineered to extend low-frequency performance for KLA line array systems and other professional PA setups. Its 18-inch driver delivers deep, musical bass with impressive headroom, supporting programme material down to 33 Hz (-10 dB) and achieving up to 135 dB SPL peak. An integrated amplifier module pairs with advanced DSP for tailored voicing, protection and limiting, ensuring consistent, reliable results in a wide range of venues.
Deployment is fast and flexible. Connectivity includes powerCON for secure mains linking and convenient signal cascade, while rigging options cover flying via M10 fittings or the KLA12AF frame. For ground-based use, the integrated threaded mast base allows neat pole-mounting; black models support up to two KLA12 tops for streamlined, scalable systems. A rugged enclosure and professional hardware make the KLA181 a dependable choice for touring, rental and fixed installations.
Choose the KLA181 when you need powerful, controlled low end in an easy-to-deploy format—ideal for live sound, corporate events, houses of worship and performance spaces.
Includes
- QSC KLA181 Amplified Subwoofer – 18-inch Powered Bass
STAGE4.1.100.250