For about $180 you can create your own private network that allows for communication between phones even when there's no wireless carrier around. An excellent backup plan for messaging between devices in the event of an emergency, it should be one of the...
Lets you share text, location, and maps without cellular connectivity, Mesh network increases range, End-to-end encryption, Durable build
No voice calls or picture messages
The GoTenna Mesh is a useful tool that creates a private mesh network for long-range communication and GPS access where cellular connectivity isn't available...
