For sale - Chatterbox Duo Pro $45.00
Used for one summer and decided to get new helmet with integrated system. Works great and has all parts and manual. Easy to use and I believe can be mounted on most full or 3/4 helmets. I used it primarily for music and phone with a Nolan helmet..
Here is a link to the features: https://chatterboxusa.com/products/duo-pro
Thanks - Merry Christmas...