General Description 3-way vented-box/standmount Enclosure Type Bass reflex Transducer Complement 3-way Bass Driver 8"(200mm) black woven Kevlar® cone Midrange Driver 5"(135mm) black woven Kevlar® cone Treble Driver 1" (25mm) soft dome AV Shield No Sensitivity (2.83v @1m) 90dB Recommended Amplifier Power 25-200W Peak SPL 110dB Nominal Impedance 6Ω Minimum Impedance 3.5Ω Frequency Response(+/-3dB) 40Hz ~ 20kHz Bass Extension(-6dB) 35Hz Crossover Frequency 630Hz & 2.4kHz Height (on plinth) 565mm Width 300mm Depth (with terminals) (330+30)mm Net Weight 18.4kg 18.4kg/pcs stands Height height: 17.2" Width: 11.8" Depth: 13" Weight: 31.9lbs