The invention provides an audio device, which can effectively prevent the problem of replaying caused by misoperation of a skip key and/or a fast forward key. The audio device reads music data from a music data storage part stored with music data for playing, is provided with an operation part which performs playing state changing operation including fast forward operation and skip operation, andcomprises a favorite information storage part and a control part, wherein the favorite information storage part specifies user favorite music for storage from the music data; and the control part detects that whether regenerated music is the user favorite music or not, and makes the playing state changing operation invalid when detecting that the operation part performs the music playing state changing operation in the process of playing the favorite music.