not original iphone right? hmmm.. there's a china phone called A8 sold for only 8,000 here
(inactive advertisement) with shake control where you can change the song or wallpaper when you shake it left or right. and when you're watching movies and you turn the phone horizontal (lying) position, the screen automaticaly switches to fullscreen mode. cool i dnt know with durbility but owners of china phone i know say they have no problems with their phones