system includes 5-disc DVD/CD changer/receiver, 5 surround sound speakers (2 front, 1 center, 2 rear), and a subwoofer * plays DVD-Video discs, DVD-Rs & DVD-RWs, and DVD+R & DVD+RW * plays SACD, CDs, audio CD-Rs & CD-RWs, and MP3 CDs * built-in Dolby? Digital, DTS?, & Pro Logic? II processing * 6-channel amplifier (143 watts x 5, plus 285 watts for subwoofer) *