The compact avalanche transceiver is essential in avalanche-prone terrain. It's intuitive to use, with a 70m range & efficient search support features. To keep you safe on tour, the Barryvox 2 continuously checks its own operation with a self test function. For added safety on rescue operations, the avalanche transceiver is equipped with a rescue SEND function & automatic switching from search to send. While searching for buried subjects, it guides you with clear instructions via audible search guidance, voice guidance, & display cues. You can perform updates, configurations & avalanche training on the Mammut app, so you're ready to make fast, smart decisions in emergencies.