You know that special kind of holiday-travel panic? Your phone's signal bars just... disappear. One minute you're following the GPS to your in-laws', the next your map is frozen, the festive playlist ...

Whether by carrier fault or signal-blocking materials within your home, poor mobile phone signal strength is frustrating, and may be downright infuriating after a strip of dropped calls. Whatever the ...

We've all been there. You're traveling through an unknown stretch of road when your Spotify playlist drops off the stereo because you've lost your phone signal. There's nothing that ruins a road trip ...