T50 is the latest release with longer battery life however it goes with bigger in size.Any detail technical SPEC difference on that??
I'm pretty sure you can speak languages other than just English. Why don't you just give us some Chinese though?畢竟你是在中文的論壇裡面留言還是用中文問問題比較好點我相信這個網站可以給你一些解答:p