JVC TH-M55 Executive Home Theater System (Silver) 5-disc DVD changer with Direct Digital Progressive Scan technology for crisp, detailed, high-resolution images Playback of CD, DVD, DVD-R/CD-R, CD-RW, VCD, SVCD, MP3, and JPEG image CD Ultra-high-performance 1-chip audio/video decoder with Adaptive Geometrical Chroma Mapping Dolby Digital, DTS, and Dolby Pro Logic II decoders built-in 100 watts x 5; includes 2-way satellite speakers with 4-inch woofers and a 6.3-inch, 120-watt powered subwoofer