The JBL PRX918XLF powered subwoofer takes portable PA performance to the next level with cutting-edge acoustics, comprehensive DSP and unparalleled power—all controlled via the JBL Pro Connect app. This 18" sub is built to leverage JBL's most advanced innovations, with a high-efficiency Class-D amplifier powering a next-gen driver for chest-thumping bass and smooth low-frequency extension at max volume.

Class-Leading DSP Via App or Onboard Controls

The PRX918XLF's DSP package is accessible through the JBL Pro Connect app or onboard LCD, with 6-band parametric EQ, low-pass filter and 20ms delay for nuanced tuning and tonal shaping. The app provides complete control of up to 10 connected speakers, enabling speaker snapshots, grouping and app-only features.

Road-Ready Cabinet Construction

Housed in an 18 mm birch cabinet with optimized bracing, the PRX918XLF is built to handle the rigors of touring. It delivers flat, powerful low-end response and high durability, reinforced by JBL's stringent testing protocols and backed by a seven-year warranty.

Versatile Low-End Solution

The PRX918XLF is a flexible subwoofer for DJs, bands, venues or anyone seeking a portable professional system to provide impactful low end in any scenario. Pair it with JBL's EON ONE MK2, PRX ONE or EON700 full-range systems for a complete, high-powered rig with app-controlled performance and tuning.

Seismic Bass With Sonic Clarity

JBL's advanced 18" woofer and high-output amplifier deliver seismic low-end frequencies with minimal distortion for powerful, defined bass. The PRX918XLF's innovative acoustics ensure your low end cuts through the mix with the utmost clarity and precision.