Product Description 1.Model: TH652+TU652M 2.Rated Power: 75w DRIVER+ 20'' horn 3.Frequency Response: 145Hz--8KHz 4.Line Voltage: 70--100v 5.Sensitivity (1w/1m): 115dB 6.Dimension: 20'' 7.Material: ABS&Aluminum 8.Weight: 4kg