Most:
Supported -format
-Large Screen (18 cm diagonal) touch
-storage Capacity
-Wifi Internet and
-Good Autonomy
Cons:
-The Price of accessories and optional
-The Some of swarm video encoding according to
To conclude, I strongly advice you will not be disappointed one second. (Having also an Ipod Touch ... preferred one or the other depending on your mobilité..l'un being large enough (but rather fine), the other being size "pocket".