Philips HTS4562. Optical disc player type: Blu-Ray, Disc types supported: BD-R, BD-RE, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW. Video formats supported: AVCHD, MPEG4. RMS rated power: 1000 W, Audio output channels: 5.1, Audio formats supported: AAC, MP3, WAV, WMA. Center speaker RMS power: 320 W, Center speaker frequency range: 150 - 20000 Hz, Center speaker impedance: 3 Ом. Satellite speakers RMS power: 135 W, Satellite speaker frequency range: 150 - 20000 Hz, Satellite speaker impedance: 5 Ом