DAS Audio Event-218A Dual 18in Powered Subwoofer

Full Product Description (From the manufacturer)

The EVENT-218A dual 18" powered subwoofer makes use of one of DAS's most acclaimed loudspeakers, the LX series long excursion transducers which were introduced in the high-level LX-218. The enclosure is designed for horizontal use, built using quality Birch plywood, finished with the ISO-flex coating and has a pole mount socket on the upper panel.