Used Harbinger 2318S Powered Subwoofer

Feel the low-end punch with this used Harbinger 2318S powered subwoofer in excellent condition—an ideal upgrade for PA systems, DJs, and live sound. Featuring an 18-inch woofer and built-in amplifier for deep, tight bass response, it delivers powerful, room-filling lows while keeping setup simple with standard line-level connectivity. Rugged, gig-ready construction and reliable performance make it a great choice for venues, rehearsals, and mobile rigs needing serious bottom end.