Microlab H-600. Audio output channels: 5.1, RMS rated power: 270 W. Satellite speakers RMS power: 160 W, Satellite speaker impedance: 4 Ом. Center speaker RMS power: 32 W. Subwoofer type: Active, Subwoofer RMS power: 110 W, Subwoofer impedance: 4 Ом