Teufel Concept C 300 Wireless. Audio output channels: 2.1, RMS rated power: 200 W, Recommended usage: PC. Amplification device form factor: built-in. Satellite speaker type: 2-way, Satellite speakers RMS power: 30 W, Satellite speaker frequency range: 150 - 20000 Hz. Subwoofer RMS power: 140 W. Power source: AC, AC input voltage: 220-240 V, Power consumption (max): 400 W