Radio frequency identification tag having input device

Disclosed is a radio frequency identification tag for storing multiple pieces of data and selectively providing, to a radio reader, some pieces of data among the multiple pieces of data. The radio frequency identification tag, according to one aspect of the present invention, comprises: a radio interface having an antenna for communication with the radio reader; a memory for storing the multiple pieces of data; an input unit for receiving a selection for the provision data to be provided to the radio reader among the multiple pieces of data stored in the memory; and a control unit for controlling the selected data to be provided to the radio reader through the radio interface when a request to provide the data is received from the radio reader.