Yes it should work with sonar 4, and it's is semi acessible, meaning you can using the jaws cursor (or mouse equivelent) use the presets, some 100+ of them! So it is. HTH, DJX _____ From: ddots-l-bounce@xxxxxxxxxxxxx [mailto:ddots-l-bounce@xxxxxxxxxxxxx] On Behalf Of neville Sent: Wednesday, May 10, 2006 7:03 PM To: ddots-l@xxxxxxxxxxxxx Subject: [ddots-l] demention pro I heard a demonstration of the dimension pro. It sounds wonderful. I was wondering if it's accessible. I was also wondering if it can work with sonar 4 since they only started promoting it when sonar 5 came out.