Used JBL MRX500 Unpowered Subwoofer

Looking to add serious low-end power to your sound system? This used JBL MRX500 unpowered subwoofer delivers deep, punchy bass with reliability and clarity. In good condition and ready to perform, it features an 18-inch woofer capable of handling up to 800 watts continuous (1600 watts peak) at 4 ohms, making it a solid choice for DJs, bands, and venues. Its plywood cabinet is roadworthy yet lightweight, weighing approximately 79 pounds, and includes integrated handles for easy transport. With a frequency range of 40Hz–250Hz and a sensitivity of 100 dB SPL, the MRX500 ensures full, tight bass you can feel in live sound environments. As a passive unit, it requires external amplification, giving you full control over system integration. Whether you're upgrading your rig or expanding coverage, this JBL subwoofer offers professional-grade performance at a fraction of the cost. Act now and give your setup the low end it deserves.