Vanns.com has the Energy 3-way cherry reference-series right center left speaker (model no. RCLCR) for $299.98, which is already $350 off the original price of $649.98, and for today only save an additional $20 instantly dropping the price down to $279.98, which is the lowest price we could find on this speaker anywhere.  FREE shipping is included and there is no sales tax. 

For $130 less get the JBL center channel speaker with dual 5-inch woofers and two tweeters at JR.com.  It was priced at $349, but has been dropped to $149.99 with FREE shipping.  Complete the home entertainment setup with the Infinity C336BK floor standing speaker, available at Buy.com for $570 with $49.99 for shipping.
 

The Energy 3-way cherry reference speaker can be used as a center channel speaker for movies and games or placed upright can be used as a left or right speaker.  It has two 2-inch chambered aluminum cone midranges, two 5.5-inch kevlar with ribbed eliptical surround woofers and a chambered 1-inch aluminum-dome tweeter in a bass reflex, dual rear vented cabinet design.  It is backed by a five year warranty from Energy.  Dimensions: (H) 7.5" x (W) 19.5" x (D) 10.25" ; weight 24.2lbs.