Xiami mia1 smart phone is very very and excellent product of according to money thats look is very attractive and back designed is approxly same to same apple I phone 7plus qnd 8plus and back camera xiami a1 have a good quality in the dslr camera and in this mobile have a 4GB ram so thats work ing very fast and 64GB external memory thats very very good product and I am satisfied this product I am very impressed of xiami smart mobile phones