There is an important firmware update for all Mammut Pulse Barryvox avalanche beacons that can cut fine search times in half! Get you beacon updated and tested before the season starts! :
Software-Upgrade für Mammut Barryvox LVS Geräte
BarryHeart 3.4 Firmware Update For Barryvox S and Barryvox - Powder Canada
How to: Mammut Barryvox S Avalanche Transceiver Device to Device Update - YouTube
How to Use the Mammut Barryvox S Avalanche Transceiver | Avalanche Safety Solutions
Mammut has a New Firmware Upgrade for Barryvox Beacons - BarryHeart 3.4 - Engearment