Improved Display – Backlit display remains clear even when wearing polarized glasses.

Visual Interface – Shows distance, direction and number of buried subjects.

Acoustical 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.

Multiple Buried Subjects – Digital signal processing separates multiple victims.

Marking Function – Buried subjects are listed and can be marked after location.

Search Strip Width – Mammut's industry-leading search strip width has been improved to 70 meters.

Digital Receiving Range – 70 Meters

Circular Receiving Field – Almost identical receiving bandwidth on X and Y antennas.

Reverse Direction Function – Avoids 180 degree search errors (going past the victim).

3 AAA Alkaline Batteries Only – SEND battery life ~300 hrs; SEARCH ~ 1 hr

BarryMount Carrying System – Adjustable and can be opened or closed with one hand.

SafeLock – Prevents activation of SEARCH mode when in harness.

BarryLeash – Secures beacon to your wrist or harness while searching.

Beacons Require Training – Wearing an avalanche beacon is no guarantee of safety in avalanche terrain. We recommend that backcountry travelers take an AIARE Level One class or the equivalent, and practice the skills they learn there regularly with their partners.

Group Test Function

Antennas – 3

Frequency – 457KHz

Auto Revert to Send Mode – Reverts to SEND after 4 minutes of no motion in case of a secondary avalanche.

Automatic Self Test – Barryvox® checks your transmit and search function signal when it is switched on and carries out regular transmission and battery tests.

W-Link (Europe = 869.8 MHz, North America = 916-926 MHz) – Additional communication channel for added features.

Updatable Firmware

Fleet Management – Can be managed by a guide or other user with a Barryvox S beacon via W-Link.

Operating Temperature – -25˚C to +45˚C (-13˚F to +113˚F)

Dimensions – 115 x 67 x 27 mm