LG Home Cinema System DVD Recorder LH-R5500SB, DVD recorder, 5.1 channels, 70 W, 70 W, 150 W, 5.51 x 6.02 x 8.74" (140 x 153 x 222 mm) LG Home Cinema System DVD Recorder LH-R5500SB. Optical disc player type: DVD recorder. Audio output channels: 5.1 channels. Center speaker RMS power: 70 W. Satellite speakers RMS power: 70 W. Subwoofer RMS power: 150 W