goTenna helps you stay connected, when it matters the most.Use your iOS or Android phone to send texts & share GPS locations when there's no cell coverage or wifi available. goTenna creates its own off-grid network with other goTenna users in the area.No cellular network connection needed. Easy to set up and affordable. Smaller,smarter and better than a walkie-talkie!
Radio + Smartphone = Intelligence goTenna devices pair to regular smartphones via a simple messaging app. Type a message, send a GPS location, and access free offline maps for the whole world via the goTenna app.
goTenna devices eliminate channel-switching and interference, and offer delivery receipts, private 1-to-1 or group chats, and public broadcasts. The future of off-grid communications is here.
You can click the link below to get a lot more details on the goTenna and check the current price at Amazon.