goTenna is an communication product and probably very helpful for people who go on for long treks away from cities. gotTenna goal is to build people-powered peer-to-peer communication system while reducing dependency on cell towers and wifi routers. Now network could be created anywhere across the planet on the go. The device could be connected to the smartphone with blue tooth. It helps in creating networks and in worst cases send text messages. Watch the video for more action and let the tear down begin.