What signal do hotel keys use?

Proximity cards work using radio frequency identification and don't require you to insert or swipe your card. Hold it near the door lock for a moment and the electronic reader inside powers the card using a radio signal, in turn, sending the chip serial number back to the reader to identify the card.



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Hold it near the door lock for a moment and the electronic reader inside powers the card using a radio signal, in turn, sending the chip serial number back to the reader to identify the card. The reader usually produces a beep and the light on the lock changes green to indicate the card has been read.

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If you dropped your card on a hard surface it might have gotten nicked. Scratches, crusted cracker-crumb bits and folds might make it harder for the card to be read. Cards left in the hot sun, rubbed by beach sand in a pocket or stepped on by a dog might look just fine but may have lost the ability to open your door.

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The key card door lock is triggered once the magnetic strip is read and verified by the hotel door card reader. As a general rule, the access process is completed by swiping the card through the magnetic reader. RFID or proximity cards don't require the swiping motion.

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No, you cannot copy your hotel card key. It is against the law to duplicate a hotel room key without permission from the management. Furthermore, it could be dangerous as someone else may gain access to your room and belongings if they have a copy of the same key.

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Magnets=bad when it comes to magnetic strips. This started the urban legend, in my opinion. If you Google cell phone and hotel key, there are a lot of people saying that electromagnetic fields erase data on a magnetic strip. It can't, and I can prove it!

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Hotel card keys deactivate for a variety of reasons. The most common reason is that the key has expired and needs to be replaced with a new one. This could happen if the hotel has changed its security system or if it's been more than two years since you last used your key.

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The card becomes demagnetized. This can happen if the card gets too close to a strong magnet, such as an MRI machine. It can also happen if the card spends a moderate or long amount of time next to a weaker magnetic object, such as a cell phone or set of keys.

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Although there are many types of smart cards, when it comes to hotel smart cards, there are two main types: magstripe and RFID cards. Magstripe cards are the most common type of hotel key card, and they work by storing data on a magnetic stripe that is read by a door lock for hotels.

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Key cards are part of the “Guest Supplies”, just like the shampoo, soap, note pads and pens. So you can keep it. They used to be an expensive product so we encouraged our guests to recycle them by returning to Front Desk.

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