JBL VRX918SP 18" Powered Flying Subwoofer

The JBL VRX918SP is a powered flying subwoofer designed for audio professionals who need dependable low end reinforcement in venues where the main speakers are suspended. It houses an 18-inch woofer with dual voice coils that moves a generous amount of air while remaining controlled, and it is driven by a Crown engineered amplifier capable of delivering up to 1500 watts of peak power. The result is bass response that reaches down to 31 Hz, rises smoothly to 220 Hz, and can produce a maximum sound pressure level of 126 dB without losing clarity.

JBL gives the cabinet a large port area, so air flows freely and distortion stays low even when the system is pushed hard. This helps kick drums feel tight and electronic music stay punchy, whether the subwoofer is flown above a stage or ground-stacked under a compact array.

Rigging work is streamlined by hardware that is already integrated into the enclosure. Technicians can secure the cabinet within a VRX line array or attach the 20 mm threaded pole socket to support satellite speakers when a ground-stack is more practical. Either approach lets touring crews, rental houses, and fixed installations set up quickly and deliver consistent coverage.

The VRX918SP fits naturally in concert halls, clubs, houses of worship, and corporate event spaces where clients expect strong but controlled bass without bulky floor space requirements. Its self-powered design reduces the need for external amplifiers and simplifies cabling, so front-of-house engineers can focus on mixing rather than system troubleshooting.

• 18 inch woofer with dual voice coils for extended low frequency output
• Crown designed amplifier that supplies up to 1500 watts of peak power
• Frequency range of 31 Hz to 220 Hz covers the full sub bass spectrum
• Maximum SPL reaches 126 dB for venues that require high output
• Integrated rigging hardware supports safe suspension within line arrays
• 20 mm threaded pole socket allows secure mounting of satellite speakers
• Large port area keeps distortion low and maintains tight, controlled sound