Well, I don't have one but I read an article on one of my magazines. (Can't find it right now.) I believe last months SnowTech. It said that the Chatterbox is a better product even though the cost less than the Coletts. Thought this might help ya.
Trails are made for flatlanders.
My wife says the best communicator is when we stop in the trees and take our helmets off and really communicate! But of course, that doesn't happen very often because she's a sissy rider and won't get off the trail!
we have chatterbox comm. they work very well in the hills we are able to talk about 3/4 miles around in the timber the only thing is that we have to use the remote button on the bars because the sled noise brakes the vox at high revs. so if you don't mind a small cable running in your coat it is the one