A complete kit of pro-grade avalanche safety gear for guides, snow professionals and serious backcountry skiers, this package features the essentials for those who use their gear on a daily basis Black Diamond Guide BT Beacon Connect to the PIEPS App with Bluetooth® wireless technology to manage settings, update firmware and access training mode With a massive 60m circular range, mark and scan function for multiple burials, and an auto antenna switch that automatically adjusts to send the best signal, the Black Diamond Guide BT beacon is the industry-standard, professional-grade avalanche beacon with Bluetooth capabilities. The beacons Bluetooth connection allows you to manage settings, software updates and battery optimization from your smartphone, while the housing features soft-touch contact points for improved handling. In addition, it has a massive 60-meter circular range and 60-meter search strip. Throw in a self-check function for always-accurate antennas and Digital Signal Pro