Bose (R 321 Series II DVD Home Entertainment System Graphite Proprietary TrueSpace surround digital processing circuitry enables the two small speakers and hideaway Acoustimass module Bose Videostage 5 decoding circuitry delivers a home theater experience from almost any source Integrated systems design provides simplicity and performance unmatched by many conventional component systems Media center plays - DVD video (including progressive scan formats), AM/FM, CD, CD-R, CD-RW, digital 5.1 etc. AM/FM radio includes 20 presets