The cheap walkie-talkies you had as a kid were great for playing tag in the backyard, ... A network of mesh users that allows you to “hop” your messages across other units to your final ...

The Mesh works a lot like the original goTenna, which pairs to your phone using Bluetooth, then uses walkie-talkie radio frequencies to send text communications (no cell network necessary) to ...

GoTenna’s core tech is mesh networking over radio frequencies normally used for walkie-talkies: long range but low bandwidth. Yet if all you need to send are GPS coordinates or a short message ...