If you are handy, you can make one for less! Try a scan speak kit. You can google search for them. I am making a proac 2.5 for about $600. Kits are easier still. These places have kits. Vifa woofers are good - scan speak better still - richer and more echo to the sound.
http://www.madisound.com/vifastudio.html
http://www.northcreekmusic.com/
http://www.speakercity.com/scanspeak_kits.shtml
http://www.madisound.com/vifastudio.html
http://www.northcreekmusic.com/
http://www.speakercity.com/scanspeak_kits.shtml