Enjoy wireless music streaming and 5.1-channel surround sound with the black Bose Lifestyle 650 Home Theater System. The rear speakers and Acoustimass module, which is designed to add low bass impact to music and movies, are wireless to provide flexible placement options while eliminating the need to run wires through your room, walls, or floor. This system uses Bose ADAPTiQ audio calibration technology to tailor its output to the specifics of your listening area.