Paul,
Dension never seem to reply to emails.
This company in USA supply their kit...
http://www.europeanautosource.com
They seem to give good support, see Dice and Icelink Plus links on
http://www.x5world.com/search.php?searchid=538441
They have a fair bit of input there.... Tom G. posts
Also...
http://www.the75andztclub.co.uk/foru...0&postcount=10