RF TAG READER AND WRITER

There is provided an RF tag reader and writer including: a communication unit configured to exchange signals with RF tags by performing a predetermined process unit a plurality of times; a buzzer configured to perform notification by audio output; a read-tag number determination unit configured to determine the number of RF tags which are read by the communication unit every time the predetermined process unit is executed; and a notification control unit configured to change a buzzer sounding frequency corresponding to each predetermined process unit every time each predetermined process unit is completed, in accordance with the number of the read RF tags, which is determined by the read-tag number determination unit for each predetermined process unit.