Near field communication, or NLP, F C (NFC), such means of wireless communication between two devices that are adjacent to each other are placed is usually the maximum distance of a few centimeters.
This system is currently in some country Advanced is usable, but expect in the near future this system is very wide.
the phone is one f the thirty-encoding information is saved to the device, a special that for this, the preparation is near. Like card, Metro, that should be used for to device card reader.