JBL EON 518S Portable 18-inch 500-Watt Self-Powered Subwoofer
JBL EON 518S Portable 18" 500W Self Powered Sub with Crossover, Dual Inputs, Loop through for Satellite Speakers and Pole Mount Socket. Rock Solid 18 inch Plywood enclosure fronted by a solid metal kick proof grille Top Mounted 35mm Pole Mount socket for JBL's SS3-BK Pole
