Most drivers only use their key fob to lock and unlock doors. There's a lot more it can do, and some of these features are genuinely practical.

“A key fob is a pre-programmed behavior that many of us already use daily to lock and unlock our cars and now with the BeON Key fob, setting your home to away and welcome home mode is the same ...

Key fobs are a generally pretty mundane and overlooked piece of automotive paraphernalia. A few decades ago, drivers didn't have a way to remotely unlock their cars, and now it's taken for granted.

Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...