The Sony DAV-DZ860W Home Cinema System is a 5.1 channel unit with a Dolby Pro Logic II decoder that offers dynamic and rich surround sound. It is compatible with playable formats such as CD (Audio), CD-R, CD-RW, DVD, DVD+R, DVD+R Dual Layer, DVD+RW, DVD-R, DVD-RW, SACD and VCD. This unit has a subwoofer, five speakers and a DVD player with an FM tuner.