The Mammut Barryvox S is an avalanche transceiver for searching for buried subjects. The 70 meter search strip width offers a wide range and the this version has been improved to be more user friendly. The combination digital and analog device has 3 antennas and is ready to help. Final SALE: For safety reasons, we cannot accept returns on load-bearing Climbing equipment. Sorry for being so mean. Features of the Mammut Barryvox S Up to 70m range and 70m search strip width Additional Pro Search function can identify ghost/overlapping signals from up to 95m W-Link Frequency: 916-926 MHz Position lock prevents accidental switch offs Intuitive operation Adjustable carrying system