Logitech Z-4, 2.1 channels, 80 W, 92 dB, 17 W, 23 W, 40 W
Logitech Z-4. Audio output channels: 2.1 channels, RMS rated power: 80 W. Signal-to-Noise Ratio (SNR): 92 dB. Satellite speakers RMS power: 17 W. Subwoofer RMS power: 23 W. Power consumption (typical): 40 W