This phone is awesome and I like it very much its screen is 12cm long and its camers quality is superb its mega pixel is 20 back and front 18.its ram is 4 gb and rom is 64gb its expanded upto 128gb.its is voice operator phone you have to just speak something and its take you on that program.i like its sound and its camera. and this is never hang the mobile and its support usb and its network was so strong compare to other mobile and it is expansive phone and its is not buyvthe low budget peopleand only buy high budget people I recommended that I get good experience about thiz phone and I suggest that you should buy this phone