I am using this Coolpad mobile .I reffer you to buy a Coolpad mobile.this Coolpad mobile is very very good.and it is cheapest mobile.it has 3gb ram and16gb internal storage.t his Coolpad mobile has good battery pack up.good quality of sound.this Coolpad mobile has android lalipop version.this mobile has 3000mah batttery .it has dual 4g sim option .and one memory and one SD card option.i t has160grams weight .this mobile has internet conductive and also have wifi conductive.this mobile has 13mprear camera with led flash and 5mp front camera.ips display.etc.