Metz Soundsystem LS 5.1 W. Audio output channels: 5.1, Recommended usage: Home theatre. Amplification device type: amplifier, Amplifier output power: 160 W, Amplifier frequency range: 10 - 22000 Hz. Satellite speaker type: 2-way, Satellite speaker frequency range: 65 - 30000 Hz. Power source: AC. Amplifier dimensions (W x D x H): 115 x 182 x 50 mm