Respuesta :

The answer is Radio-Frequency IdentificationThe use of electromagnetic energy to transmit information between a reader (transceiver) and a processing device is Radio-Frequency Identification (RFID) It is an   electronic devices that consist of a small chip and an antenna. The RFID  device serves the same purpose as a bar code or a magnetic strip on the back of a credit card or ATM card; it provides a unique identifier for that object.