The Mammut Barryvox transceiver stands out with its simple navigation system and clear instructions. With a great receiving range and search strip of 70 m, it offers a simple and intuitive visual interface to the user. The display is easy to read, even with polarised glasses. The buttons can be used even with gloves on. The casing is sturdy to withstand impacts. Indeed, Mammut developed this device to offer powerful capabilities and a guiding system that, far from being complicated, efficiently contributes to quickly finding someone buried under an avalanche.  Features of the Mammut Barryvox:   W-Link frequency: 869,8 MHz Running time with Alkaline batteries: approximately 300 h Batteries included Sending frequency: 457 kHz Search strip width: 70 m Background lighting Acoustic search guidance Reverse direction function to avoid 180-degree search errors Group test with clear instructions Visual interface: shows distance, direction and number of buried subjects Device tests: automatic self-test and function test Digital signal processing in the event of several buried subjects Auto Revert (motion-sensor controlled) Manage the device fleet via W-Link Operating temperature: -25° to +45° C (-13° to +113° Fahrenheit) Ergonomic design Impact resistant casing Carrying system Made in Switzerland   To acquire in-depth knowledge about avalanche prevention and perfectly master how to use your transceiver, Glisshop recommends you undergo proper training from a competent organisation such as the ANENA. Transceivers Mammut ---Barryvox