Hello, to unleash the sound of the reader: it is very simple, just go to settings, system settings, Factory settings, do so, and then select the usa as country, language (French). And now test the volume, you will see the difference. Attention you can not find your files and MP3 Sandisk in Windows Explorer. To recover, you must then board the reader in Europe, the réapparaitrons folder, delete, board Sandisk in the USA area, and then re-install.
