Lenco 2.1/5.1 active speaker system. Optical disc player type: DVD player. RMS rated power: 30 W, Audio output channels: 5.1. Center speaker RMS power: 30 W, Center speaker frequency range: 100 - 20000 Hz. Satellite speakers RMS power: 30 W. Subwoofer RMS power: 40 W, Subwoofer frequency range: 25 - 180 Hz