Designed to deliver powerful low-frequency performance, the QSC CS18 is the latest active 18" subwoofer designed for the CS series loudspeakers with a subsonic boost to enhance your next event. The CS18 elevates the C-Class ecosystem with simple plug-and-play deployment, offering clean, impactful low-frequency performance for DJs, musicians, and bands, as well as event production professionals, houses of worship, and small-format installations.
Engineered for both portability and reliability, the CS18 features a rugged Birch plywood enclosure for effortless transport and setup. The onboard controls provide a simple and intuitive control interface with a DEEP preset setting, a cardioid setting (requires two subwoofers minimum), and expanded control via the free QSC Loudspeaker Control app over Bluetooth for ultraflexibility.
- 18" Woofer
- Energy efficient 2600W Class-D amplifier
- Bluetooth Audio and control with QSC Loudspeaker Control app
- DEEP preset for added low frequency extension and impact
- Quick Cardioid deployment preset (requires a minimum of two subwoofers)
- Tuned for C-Class loudspeakers; also compatible with K.2 series
- Rugged painted wood enclosure for lasting durability
- 6-year warranty (when registered within 30 days of purchase)