Koss KS4102 Progressive-Scan DVD Home Theater System (Discontinued by Manufacturer) Home theater system with combo receiver/amplifier and progressive-scan DVD player 520 watts of total power DVD player compatible with VCD, DVD-R/RW, DVD+R/RW, CD-R/RW, MP3, WMA, and JPEG Wide variety of audio and video connections, including S-video, component, and RF 5.1-channel Dolby Digital output