Nominal Diameter 460mm(18 in)Rated Impedance 8OhmAES Power 1800WProgramPower 3600WPeak Power 10000WSensitivity 95 dBFrequency Range 30 - 2000 HzPower Compression @-10dB 0,6 dBPower Compression @-3dB 2,0 dBPower Compression @Full Power 3,4 dBMax Recomm.Frequency 300 HzRecomm. Enclosure Volume 100 - 350 lt. (3,53 - 12,36 cuft)MinimumImpedance 5,7Ohmat 25°CMax Peak To Peak Excursion 45mm(1.77 in)Voice Coil Diameter 100mm(4 in)Voice Coil windingmaterial copperSuspension Triple roll, PolycottonCone Curvilinearfiberglassloaded cellulose