SubwooferMusic Power: total 140 WSensitivity: 92 dB at 1 watt/1 meterFrequency Range: 32 Hz - 400 HzNominal Impedance: 4 ΩType of Subwoofer: ActiveNominal Power Handling: total 110 WEnclosure Type: Bandpass enclosureDimensions: W330 mm x D293 mm x H263 mm