The basics of NFC and RFID cards

Question #1: What is RFID and NFC?

RFID stands for radio-frequency identification. RFID tags contain a chip for storage and an antenna communicating via a radio signal.

NFC stands for near-field communication. A newer form of RFID technology that NFC card can store data and communicate with smartphones from a close distance without contact. 

Question #2: What type of RFID / NFC Card do I need?

The type of card you need depends on the application.

The newer NFC NTAG cards are commonly used to tap to your phone and a website opens, or an app store. These can be used for promotional and marketing applications. And are a great way to promote your business.  The applications for this type of card  are growing to include payment and access.

The standard Mifare, Mifare Ultralight, or Mifare Compatible card are usually used for a security applications. They are tipically used for hotel locks, bus passes, and simple pass-through information.