| 摘要 |
PROBLEM TO BE SOLVED: To provide an external media connecting audio device in which media being not comparatively important can be selected easily and removed when many media are attached to an audio device. SOLUTION: When a plurality of external media in which pieces of music are recorded are connected so as to be able interchangeable and the pieces of music of media connected to an audio device main body can be arbitrarily reproduced, information on the number of pieces of recorded music of connected media or the like are displayed by a numerical value, a graph or the like so as to be able to easily compare the media for each medium. As information to be displayed for comparison besides the above, music information on a reproduction list made by the audio device, music information being reproduced now when reproduction is not performed by the reproduction list, music information being favorite by a user prepared by information collected during using the audio device, information corresponding to a duration time from connection of media or the like can be output. At this time, an attention output is made when the number of pieces of music is sharply decreased by a media interchange. COPYRIGHT: (C)2009,JPO&INPIT
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