Mammut Barryvox 2

Product Available 1st November 2025

The Mammut Barryvox 2 is a compact avalanche transceiver which 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.

What's Included

Mammut Barryvox 2 Beacon
Carrying Harness
Instructions (Multiple Languages)

Mammut Barryvox 2 Interface:

Intuitive visual interface: guides you intuitively through all search phases and provides an overview of multiple burials

Mammut Barryvox 2 SEND Mode:

Rescue SEND: Protective function for non-searching rescuers. In the event of a secondary avalanche it automatically switches to SEND to allow the rescuer to be located

Auto-revert to SEND: safety function for rescuers searching with an avalanche transceiver in the event of a secondary avalanche burial. If a rescuer does not move for four minutes, the avalanche transceiver automatically switches from SEARCH to SEND thanks to a motion sensor.

Reverse direction function avoids 180-degree search errors

Voice Guidance:

Voice guidance: Your Barryvox® assists you with additional instructions in all search phases, feature is currently not available in Germany, Austria and Switzerland and the US

Acoustic search guidance: a sequence of tones guides you in the direction of the buried subject and ensures that you can keep your eyes on the avalanche field during the search.

Self Test / Group Check Mode:

Automatic self test: your Barryvox® checks your transmit and search function signal when it is switched on and carries out regular transmission and battery tests.

Interference Guard: your Barryvox® manages and reduces signal interference and indicates any interference in transmit and search mode.

Group check: check the transmission frequency and strength of other avalanche transceivers quickly and easily with this function to ensure correct functionality.

Multiple / Deep Burials

Auto-Select: in the event of multiple burials, your Barryvox® will guide you to the strongest signal first.

Marking function for multiple burials

Deep burial mode: if a very deep burial is detected, the fine search automatically starts earlier (> 3m) for precise guidance.

App compatible

Compatible with the Barryvox app for firmware updates, configuration settings, search training with the Barryvox®

Mammut Barryvox 2 Tech Spec:

Suitable for Skiing, Mountaineering, Ski Touring
Type Digital: 3-antenna device
Buried subject marking mark
Sending frequency457 kHz
Battery typeAlkaline 2 x AAA 1.5 volt
Battery life Standard requirement: at least 200 hours SEND at 10 degrees Celsius, followed by 1 hour SEARCH, at -10 degrees Celsius
Batteries included: Yes