Audio professionals looking for a powerful, accurate sub bass reproduction will be impressed by the JBL PRX918XLF, a 2000W 18" powered subwoofer for main PA applications with extensive Bluetooth control over the onboard DSP. Well suited for event halls, bands, DJ systems, clubs, bars, schools, and churches, the subwoofer is optimized for low-frequency sound reinforcement applications. The PRX918XLF can be paired with any full-range speaker, but is designed to match the PRX line of speakers, offering a high-performance self-powered sub