Satellite Speaker Power: 6 Watts RMS per channel(5 channels) Subwoofer Power: 17 Watts RMS Frequency Response 45Hz ~ 20kHz Signal-to-Noise Ratio (SNR): 75dB Dimension (L x W x H) Satellite Speaker 6.0cm x 7.4cm x 15.5cm Centre Satellite 6.0cm x 7.4cm x 15.5cm Subwoofer 19.0cm x 16.0cm x 26.0cm