SPECIFICATIONS:Audio Section• Surround Formats: Dolby Digital - DTS - Dolby Pro Logic• Frequency Response at 1W (+0dB, -3dB): 55Hz - 20 kHz• Signal-to-Noise Ratio (IHF-A): 80 dBSatellite Section• Frequency Response (-6db): 120 Hz-20 kHz• Sensitivity (2.83V @ 1m): 84 dB• Nominal Impedance: 4 Ohms• Recommended Amplifier Power: 25 Watts RMS (in sub)• Titanium Laminate HF: 12 mm• Paper Cone Midrange : 75 mm• Dimensions (H x W x D): 111 x 81 x 92 mm• Weight: 0.5 kg• Finish: silvergrayCenter Section• Frequency Response (-6db): 120 Hz-20 kHz• Sensitivity (2.83V @ 1m): 86 dB• Nominal Impedance: 4 Ohms• Recommended Amplifier Power: 25 Watts RMS (in sub)• Titanium Laminate HF: 12 mm• Paper Cone Midrange : dual 75 mm• Dimensions (H x W x D): 83 x 194 x 95 mm• Weight: 0.8 kg• Finish: silvergraySubwoofer Section• Low Frequency Cut-off: 40 Hz• High Frequency Cut-off: 160 Hz• Built-in Power Amplifier (RMS): 25 Watts x 5 + 60 Watts• Paper Cone Long Throw Driver : 165 mm• Dimensions (H x W x D): 315 x 300 x 310• Weight: 7.2 kg• Finish: silvergrayGeneral Section• Power Requirement: 230V/50-60Hz• Power Consumption: 80 WattsService ManualESC 360