14. An apparatus for searching an audio file as defined in claim 11 , wherein said means for creating the play list that lists the voice data files includes means for arranging the voice data files in an alphabetical order so that the automobile audio system generates the speech sounds associated with the audio files in the alphabetical order.
11. An apparatus for searching audio files in a portable audio player in combination with an automobile audio system, comprising: means for reading meta-tag data associated with each audio file and producing voice data files for information retrieved from the meta-tag data; means for creating a play list that lists the voice data files produced based on the meta-tag data in an predetermined order where each of the voice data files and audio files is accompanied by address data; means for storing the play list and the audio files in the portable audio player; means for connecting the portable audio player with the automobile audio system for sending the voice data files in the play list and the audio files to the automobile audio system and receiving command signals from the automobile audio system; means for generating speech sounds that successively and automatically read aloud the data in the voice data files in the play list by the automobile audio system in a predetermined order and speed; means for accepting user's commands made in response to the speech sounds where the user's commands are transmitted through the automobile audio system to the portable audio player; and means for searching an audio file in the portable audio player based on the user's commands; wherein the speech sounds generated from the automobile audio system include a series of information on audio files so that a particular audio file is specified when both the information on the particular audio file is announced by the speech sounds and the user's commands are issued.