I use the redmi 4a mobile phone that has 2GB of RAM or 16 GB of RAM or 5 GB of RAM or 3120mh bettriy he fornt camera 13mp and riyar 5mp camera he is me 2sim or 1 sim or 1 sd card usage I am going to have a mobile phone in 2016. he is going to pay a price of 5999 which is why he or she has a mobile phone with a mobile phone, but he wants to do the same for you 4a