We are buying used Dialogic D/320JCT and D/600JCT-2E1. We need a few dozen of each. Contact Steve Christensen www.ibuywireless.com sales@ibuywireless.com
http://www.ibuywireless.com/parts/d320jct.php
http://www.ibuywireless.com/parts/d600jct-2e1.php