Cheers John, seeing as I started looking at a whole system that was £60 a pair this seems to be getting a lot more expensive than I imagined.
I am only interested in Bike to Bike as I don't ever carry a pillion.
3 of us are taking a trip to Europe in the summer and it would be good if we could communicate but it seems like a hell of a lot of money to spend just so I can point the assets of the locals when riding through a town