Depending on the functions of your mp3-player you can also:
| · | add wav- and wma-files
  | 
| · | sort your files in different folders
  | 
| · | use multisession, so that you can add music files afterwards
  | 
| · | add wav- and wma-files
  | 
| · | sort your files in different folders
  | 
| · | use multisession, so that you can add music files afterwards
  |