Just the number of buttons required not to take the lead! Blow to the very intuitive to use.
For settings presence of a simple application leaflet in French: no more than 5 minutes for any program.
CD and USB
Backlit blue and detachable front panel.
Bluetooth for calls and for listening to music on his phone
Possibility of programming the alarm call either of the position to be that your phone
The downside: no storage box :(