QSC AD-S28Tw AcousticDesign Surface Mount Subwoofer

The AD-S28Tw, part of the AcousticDesign series from QSC, is a professional-quality surface mount subwoofer designed to provide low frequency enhancement to ceiling or surface mount AD-series speakers. The subwoofer has a marine-grade plywood cabinet that houses a pair of 8" polypropylene woofers. The cabinet has a dual chamber ported bandpass design with a large port to extend low frequency response.