This listing is for a Bose Acoustimass Module, designed for use with the Bose CineMate Series II digital home theater system. This powerful subwoofer provides deep, rich bass to enhance your movie and music experience. The unit is in good cosmetic condition with some signs of use typical for its age. Please note: A power cord is NOT included with this module. It features proprietary wired connections as part of the CineMate system. Perfect for replacing a lost or damaged module, or for expanding your existing setup. NO POWER CORDS INCUDED