A radio communication apparatus for use in a radio communication system having a radio link between a base station and the radio communication apparatus. The radio communication apparatus comprises determining unit, a receiver, a speaker, a demodulator, and a display. The determining unit determines one of a plurality of operation modes of the apparatus. The receiver is configured to receive a received signal over the radio link. The speaker is configured to output a voice message based on the received signal when a first of the operation modes is determined. The demodulator is configured to demodulate the received signal into a character data when a second of the operation modes is determined. The display is configured to display the character data.