How Does Your Key Fob Work? The key fob uses wireless technology with a frequency of 433 MHz. There are receivers/transmitters on the vehicle and the key, so they can communicate with each other. This ...

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A "key" feature of today's car keys is not having to physically touch them to enter or start the car, thanks to developments like RFID proximity technology (which is short for radio frequency ...

Modern car key fobs have changed the way people interact with their vehicles. You no longer need to insert a key or even ...