Teufel Theater 200 Mk 2 Cinema 5.1. Audio output channels: 5.1, Recommended usage: Home theatre. Satellite speaker type: 2-way, Satellite speaker frequency range: 65 - 20000 Hz, Satellite speaker impedance: 4 Ом. Center speaker type: 2-way, Center speaker frequency range: 65 - 20000 Hz, Center speaker impedance: 4 Ом. Subwoofer RMS power: 250 W. Power source: AC