The stunningly accurate BIC Venturi 6.5-in. Bookshelf Speakers have received numerous "best buy" ratings from a leading consumer buyer's guide magazine. Their long-throw 6-1/2-in. poly/graphite woofers deliver tight, accurate extended bass. Their patented "Venturi" vents assist in extended low frequency performance. Custom-designed poly dome tweeters and unique front cabinet angles enable minimal distortion resulting in clear mid and high frequencies. BIC speakers are ideal for use with all surround and music formats. They can be used as mains speakers, a front or rear center, and as surrounds.