This used JBL SRX818SP Powered Subwoofer delivers deep, punchy bass with 1000 watts of peak power, making it an excellent choice for DJs, bands, and live sound applications. Featuring an 18-inch woofer and JBL's proprietary Differential Drive technology, this sub provides low-frequency extension down to 29Hz for powerful, room-filling sound. The onboard DSP includes EQ, delay, and limiting to optimize performance, while built-in Crown amplification ensures reliable and efficient operation. With XLR inputs and outputs, it easily integrates into any professional PA system. Housed in a durable, tour-ready enclosure with ergonomic handles, it is designed for portability and longevity. This unit is in good condition, showing signs of regular use but functioning perfectly. Whether you're enhancing a mobile DJ setup or reinforcing low-end frequencies in a venue, the JBL SRX818SP delivers the performance and reliability expected from a top-tier subwoofer. Includes standard power cable.