digital three-antenna transceiver with essential functions. the mammut barryvox® is reduced to essential functions and offers a simple and intuitive operation. clear instructions, an easy-to-read display, and glove-operated buttons make searching even more manageable. powerful searchwith a search strip width of 70 meters and a reliable reception range of up to 70 meters, the barryvox® is one of the top devices in the world.easy to usethe barryvox® offers an easy-to-read display and can be operated even with gloves. the intuitive acoustic user guidance and visual interface make searching even more straightforward.