Let's face it, our mobile phones are an extension of our hand (and brain), so what happens when we see that dreaded "No Service" message? Utter. Panic. Whether it's at a mammoth gathering of music fans at a festival, a mountain-side hike off the grid, or in the wake of a natural disaster, goTenna knows that it's important to be able to get in touch no matter the situation—and they're using cutting edge technology to make it happen. Click the video above to learn more about how this pocket-sized device can change your world. 

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