Not sure which one i have, it's about 1" by 1" and not very thick.....anyway whenever i plug it into the computer for it to update from itunes it just freezes. I then have to wait a day or thereaboputs for it to run out of battery in standy mode, reconnect it, and then it'll update!!! I'm sure i've tried connecting it:- 1.) whilst turned off 2.) while playing and 3.)while viewing the main menu....please help it's such a pain in the @rse 