Panasonic SC-PTX5. Optical disc player type: DVD player, Disc types supported: DVD-Audio, DVD-R, DVD-R (DL), DVD-RAM, DVD-RW, DVD-Video, HighMAT, JPEG, MP3, MPEG4, WMA. Analog signal format system: NTSC. RMS rated power: 140 W, Audio output channels: 5.1. Satellite speakers RMS power: 45 W, Satellite speaker frequency range: 1 Hz, Satellite speaker impedance: 6 Ом. Subwoofer RMS power: 50 W, Subwoofer frequency range: 100 Hz, Subwoofer impedance: 6 Ом