Mirage OS3-FS Floor Standing Speakers. Very Good.
I have used it and sounds great.
1" PTH™ tweeter
4-1/2" Titanium Deposit Hybrid polypropylene midrange in sealed sub-enclosure
two 4-1/2" Titanium Deposit Hybrid polypropylene woofers with five 4-1/2" passive radiators
each woofer features a Ribbed Elliptical Surround™ for greater strength and power handling
impedance: 8-ohm nominal
sensitivity 93 dB
handles up to 175 watts