This next evolution of Black Diamond's innovative JetForce Technology, the JetForce Pro avalanche airbag system is now smaller and lighter and features Bluetooth capabilities for easy updates. The pack is sleek, technical, and the entire system is modular, giving you the ability to attach a 10-liter, 25-liter, 35-liter, or 25-liter splitboard booster pack to the JetForce Pro system—making this airbag pack extremely versatile while adding a margin of safety in the backcountry.