Sony Platinum DVD Dream® System. Optical disc player type: DVD player, Disc types supported: DVD/SA-CD/CD/Video CD/DVD/CD/SACD Text/CD-R/CD-RW /DVD-R/+R/+R DL/+RW/-RW/-RW (VR) /DVD-RW (CPRM). Video D/A Converter (DAC): 108 MHz/12-bit. RMS rated power: 480 W, Audio output channels: 2.1, Audio decoders: Dolby Prologic II/Dolby Digital/DTS. Supported radio bands: FM: 87.5 - 108.0 MHz; AM: 531 - 1602 kHz. Subwoofer impedance: 4 Ом