Philips DVD/SACD Home Theatre System. Optical disc player type: DVD player. Video formats supported: DivX 3.11, DivX 4.x, DivX 5.x, MPEG1, MPEG2, MPEG4, Analog signal format system: NTSC, PAL, Aspect ratio: 4:3, 16:9. RMS rated power: 500 W, Audio output channels: 5.1, Audio decoders: Dolby Digital, Dolby Prologic II, DTS. Center speaker RMS power: 100 W, Center speaker frequency range: 120 - 20000 Hz, Center speaker impedance: 3 Ом. Satellite speaker frequency range: 120 - 20000 Hz, Satellite speaker impedance: 6 Ом