I actually bought the CD's and also using the EK material. You can hear a sample of the Audio Osmosis at the link below. I got it from their website. GoodLuck.
<a href="http://www.eden.rutgers.edu/~mjk/jon/" target="_blank">http://www.eden.rutgers.edu/~mjk/jon/</a>
You can buy the CD's from <a href="http://www.bamm.com," target="_blank">www.bamm.com,</a> they offer the best deal. <a href="http://www.bn.com" target="_blank">www.bn.com</a> also sells them but its a bit more expensive.