Learn more about the EchoExpress at Sweetwater here: http://www.sweetwater.com/store/search.php?s=Sonnett+EchoExpress+III-D+and+III-R&Go=Search
Greg LaPort from Sonnett Technologies presents their EchoExpress III-D and III-R Thunderbolt expansion chassis. Check out the video, then click the link above for all the details!