New Moto Guzzi Door Mats Available Now
Do as others have suggested. Get a handheld, wire it to speakers/earphones in your helmet and get a boom mike. Plug the handheld CB in to your accessory socket.
I've heard nothing but GOOD things about Sena Bluetooth outfits. I haven't taken the plunge yet, but I like the idea of being able to listen to streamed radio, down loaded music, verbal GPS commands, ("Rerouting, stupid") make and receive phone calls, and communicate on a discreet setting with other group riders up to 1000' away is a nice idea.