Here is a walkie talkie add-on for Walker’s Razor muffs that helps you stay connected. It has 22 channels and a range of up to 3 miles. It comes with push to talk / voice activation. It has privacy and priority channels. This walkie talkie lasts up to 12 hours on 3 x AAA batteries.
Simply bring your Razor Muff, and you are ready to go.
[where to get it]