goTenna is the first and only way to turn your smartphone into an off-grid communicator. When there’s no cell coverage or WiFi, activate this sleek yet rugged device and wirelessly pair to your IOS or Android phone via Bluetooth. Within seconds you’re ready to type out texts or share locations on off-line maps with others, up to several miles away. goTenna is sold in pairs, but any unit can communicate with any other users within range – create networks as big or small as you need. goTenna is super-smart, enabling you to easily send private messages to specific people or groups, though you can also broadcast to anyone around. And because this award-winning device generates its own independent signal – no towers, routers or satellites required! – goTenna is as adventure-ready as you are.