JBL PRX918XLF Powered Subwoofer Package With Cover

The JBL PRX918XLF 18" powered subwoofer takes professional portable PA performance to a new level with advanced acoustics, comprehensive DSP, unrivaled power performance and durability—as well as complete BLE control via the JBL Pro Connect app. This sub is built from the ground up to leverage JBL’s most advanced acoustic innovations. A next-generation driver—powered by an ultraefficient Class-D amplifier—delivers clear, defined bass with smooth low-frequency extension at maximum volume.

The PRX918XLF’s class-leading DSP package, accessible via onboard LCD or the JBL Pro Connect app, includes a 6-band parametric EQ for system tuning and nuanced tonal control, plus a low-pass filter and 20ms delay. The JBL Pro Connect app provides complete hardware and DSP control of up to 10 speakers. Integrate with JBL EON ONE MK2, PRX ONE and EON700 systems, and access app-only functions, including speaker snapshots and grouping. A protective speaker cover is also included.
918SG 18" ferrite magnet woofer
Low-noise, low-distortion gain staging design
Lightweight, efficient Class-D amplification
Color LCD screen provides access to comprehensive DSP suite
DriveRack Technology includes Automatic Feedback Suppression, system limiter and 180ms of speaker delay in 100-microsecond intervals for precise time-aligned systems
Optimized presets for pairing full-range speakers and subwoofers
JBL Pro Connect app allows full system control of up to 10 speakers and line integration with JBL EON ONE MK2, PRX ONE and EON700 systems
BLE networking via JBL Pro Connect app
18 mm birch cabinet features optimized bracing for smooth low-frequency response
Quiet fanless operation