Floor speaker power rating 75 watt system 2 way system principle passive frequency response 53 22000 hz sensitivity 90 dbmw impedance 6 ohm crossover frequency 2300 hz recommended amplifier power 25 150 power supply passive colour white housing surface paint speaker enclosure bass reflex number of tweeters 1 treble chassis 25 mm number of midbass drivers 2 bassmidtone chassis 125 mm width 972 mm height 170 mm depth 288 mm weight