In a communication terminal apparatus such as a portable telephone, it is made possible to sound ring tones of good tone quality simply by using arbitrary music or the like. In a communication terminal that conducts radio communication with a predetermined station and incorporates a music or speech data reproduction function, ring tones according to selected data included in previously prepared data for ring tones is outputted in response to an incoming call when a first mode has been set, whereas ring tones according to data of a previously set section included in music or speech data stored in a reproduction function section is outputted, in response to an incoming call when a second mode has been set.