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 ...

If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

NFC versus ultra wideband. Tap-to-start versus passive signals. If we’re going to use our phones to operate our cars, we need to get a lot of this straightened out — and soon. NFC versus ultra ...

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It might not occur to you that your car's key fob has more uses than simply opening and locking your car doors. After all, that was the original purpose behind the invention of keyless entry: so that ...