Every Smart Visiting Cards has a chip inside that wirelessly sends your information to a phone. When you tap the card on a compatible phone, a contact field appears with all of your information automatically pre-populated. The owner of the phone just has to hit “save”. This type of contact information transfer is just one of four unique modes included with every Smart Visiting Card. (The above describes NFC compatibility. Every Smart Visiting Card also contains a QR code on the back to ensure compatibility with older smartphone devices that do not have NFC compatibility.