Ah I don't know the Autocom stuff, there is an Autocom forum now if you look at there website which may help.
spa1403- I'd not bother with the bluetooth for bike to bike it won't give you the same range as a good radio set up, I use Wintec A80 from Intaride there small, robust and waterproof with a good battery life they use standard 'kenwood' connections so are compatable with a variety of headset, thhough I use Intarides own cause I had them