-High-output, 600-watt 18" P.A. subwoofer with 4" voice coil
-Low frequency reproduction down to usable 36 Hz
-Rugged vented 13-ply Birch enclosure with Futura finish
-Recessed carrying handles
-1-3/8" speaker pole receptacle and 30" pole for mounting full-range cabinet on top of subwoofer . . .