Thomson Home Cinema DVD Pack DPL 909 VD. Optical disc player type: DVD player. RMS rated power: 200 W, Audio output channels: 5.1, Total Harmonic Distortion (THD): 10 %. Center speaker RMS power: 30 W, Center speaker impedance: 8 Ом. Satellite speakers RMS power: 30 W, Satellite speaker impedance: 8 Ом. Subwoofer frequency range: 40 - 160 Hz