Bose Lifestyle (R) 35 Series IV DVD Black Home Entertainment System Box Content - Lifestyle 35 Series IV DVD Home Entertainment System, A/V Wires, Demonstration and Test DVD, Quick Setup Guide, 1 Year Warranty Award-winning Jewel Cube speakers feature Direct/Reflecting speaker technology and delivers more open, spacious sounds throughout the listening area ADAPTiQ audio calibration system - Adjusts sound for your room's unique acoustics, speaker placement and listening locations so your Lifestyle system can deliver a quality Bose performance Proprietary technology in the Acoustimass module delivers powerful, low-frequency sound effects used in today's movies Integrated DVD player provides playback of today's DVD video (including progressive scan formats), DVD-R, CD, CD-R, CD-RW and MP3 CDs