Used JBL SRX818SP Powered Subwoofer

This used JBL SRX818SP powered subwoofer delivers powerful low-end reinforcement with an 18-inch woofer and a built-in 1000-watt Class-D amplifier. Featuring JBL’s premium transducer technology and onboard DSP with EQ, delay, and limiter controls, this subwoofer is designed for professional sound applications. The SRX818SP offers a frequency range of 29Hz – 150Hz and a peak SPL of up to 135dB, ensuring deep bass for live performances, DJs, and event audio setups. Connectivity includes XLR and TRS inputs with selectable crossover settings for seamless system integration. This unit is in fair condition, showing visible cosmetic wear from previous use but still fully operational. Perfect for budget-conscious buyers in need of dependable bass performance, this powered subwoofer provides JBL’s renowned sound quality at an affordable price. Whether for touring, installations, or mobile gigs, the SRX818SP remains a solid choice for professionals who need reliable, high-output bass reinforcement.