Philips DVD Home Theater System, DVD player, DVD+R, DVD+RW, DVD-R, MPEG1, MPEG2, NTSC, PAL, 5.1 channels, 200 W Philips DVD Home Theater System. Optical disc player type: DVD player, Disc types supported: DVD+R, DVD+RW, DVD-R. Video formats supported: MPEG1, MPEG2, Analog signal format system: NTSC, PAL. Audio output channels: 5.1 channels, RMS rated power: 200 W, Audio decoders: Dolby Digital. Center speaker RMS power: 50 W, Center speaker frequency range: 120 - 20000 Hz. Satellite speakers RMS power: 4 W, Satellite speaker frequency range: 120 - 20000 Hz