goTenna
goTenna is a new tech device that gives you the freedom to create your own network of communication without the need of satellites or towers from regular carriers. It enables you to even aggregate other goTenna users thus creating your own small community, using the app that goes with it and the free offline maps you can share your location with other users and text them. There are no carrier fees to pay because goTenna sends the data via VHF radio waves. It´s avai...
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