Gone are when you couldn't start your car's engine without a physical key. Modern vehicles today come with key fobs that are more useful than just starting your car and locking and unlocking its doors ...

Remote keyless entry (RKE) is a common option for most new automobiles. Advanced RKE systems need a fob for unlocking doors and setting alarms. Transponders that signal cars to start — along with ...

A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to connect with a vehicle before ...

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.