Type: Compact Bookshelf Speaker, Design: 2Way Vented, Driver Size : HF 1" dome tweeter, MF 1 x 6", Amplifier Power: 60 -100 watt, Nominal Impedance: 8Ω, Sensitivity : 86dB, Frequency Response : 55Hz-20kHz , Dimensions (WxHxD):335mm x 220mm x 273mm,Weight:7kg