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Mammut
Barryvox Beacon

4.931645569620253 out of 5 stars
395 Reviews

Out of Stock

Don't worry though, we have a lot more Avalanche Beacons in stock than that.

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Why We Like The Barryvox Beacon

We backcountry skiers and splitboarders should know beacons like we know the back of our gloves, so Mammut designed the Barryvox Beacon with an incredibly intuitive design so we can master it quickly. It features a single switch, single button, and separate flagging button for simple, reliable handling that we got the hang of after a few beacon drills. With a triple antenna, the Barrvox boasts an impressive 70-meter digital range that's just as large as most top-end beacons out there.


The Barryvox shows distance, direction, and number of burial victims in an easy-to-see, goggle-friendly display. In search mode, the Barryvox automatically switches back into send mode if the beacon's been still for four minutes, just in case we get in an accident while looking for a victim. Mammut included alkaline batteries and a carry case that keeps the beacon close to your chest.


Details

  • Intuitive beacon for backcountry skiers and splitboarders
  • Triple antenna boasts an extended 70-meter digital range
  • Easy-to-see display shows distance, direction, and victim number
  • Auto switch from search to send after not moving for four minutes
  • Group and self tests with clear instructions
  • Item #MAM00XO
Antennas
triple
Digital Range
70m
Batteries Included
3 AAA
Battery Life
[alkaline] 300 hours in send mode
Harness Included
yes
Claimed Weight
7.5oz
Manufacturer Warranty
2 year

What do you think about this product?

Overall Rating

5 based on 395 ratings

Review Summary

1 Stars - 0 reviews
2 Stars - 1 reviews
3 Stars - 1 reviews
4 Stars - 22 reviews
5 Stars - 371 reviews

Fits True To Size

Screen reader users: the following list provides a visual scale to illustrate the product fit. Please refer to the heading above for the fit type in text.
Runs smallTrue to sizeRuns large

Here's what customers have to say

The avalanche beacon is widely praised for its ease of use, reliability, and performance. Key features include an intuitive interface, excellent range and accuracy, durable construction, and advanced functionality like group check and multiple burial marking. Reviewers consider it an exceptional safety device for backcountry activities, recommending it as a top choice for those venturing into avalanche-prone areas.

AI-generated from the text of customer reviews.

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5 out of 5 stars

July 10, 2025

Top Notch Beacon

Best in the game. Reliable. Great battery life. Easy to use.

ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

June 19, 2025

Very easy to use. Nice interface. Easy to operate with gloves on. Battery life is solid and the screen is easy to read in the variety of lightning situations that I've experienced so far. Highly recommend for anyone who needs a transponder.

Dave H
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

June 5, 2025

The best beacon I have used

This beacon is extremely reliable and easy to use. There's a reason that all my touring partners seem to have this same beacon. It does exactly what it needs to do, and does it well. Fortunately, I have only used it for practice rescues, never for a real accident, but it performs well every time.

Marissa M
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

May 12, 2025

Easy to use and quick to deploy

I carry the Barryvox when I ski bowls or back country. Easy to carry and quick to deploy.

Steven M
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

May 2, 2025

One of the best beacons on the market in terms of reliability, accuracy, and range. Can't recommend it enough!

Catherine Y
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

May 1, 2025

Super easy to use and learn. Battery life seems very strong. Used for multiple tours and still above 75%

Nick J
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

April 29, 2025

It works great. I took it out for this season and thankfully had zero problems! Synced with my group easily, and for the price, I can't complain.

Felix Z
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

April 26, 2025

Picked up a signal from other beacons faster than all of my friends, easy and fast to use, comfortable harness etc.

Alex G
ExpertVoice.com

Originally reviewed on ExpertVoice.com

3 out of 5 stars

April 23, 2025

Fragile

The brass colored contacts in the battery compartment are fragile, and can break when removing batteries. Up until then, it works fine.

Steven C
ExpertVoice.com

Originally reviewed on ExpertVoice.com

5 out of 5 stars

April 3, 2025

It works

Range is outstanding, it's simple to use, and very hard to misuse. Couldn't ask for anything more.

J C
ExpertVoice.com

Originally reviewed on ExpertVoice.com