10. The electronic device as described in claim 8 , wherein the identification module is further configured for determining whether an audio file is being played, and determining the type of the facial expression of the user and the audio service which corresponds to the feature of the facial expression of the user in the images stored in the service database, when an audio file is being played.
11. The electronic device as described in claim 10 , wherein the audio service is to add sound effects corresponding to a user expression to a currently played audio file.