Oppo A37 is a best smart phone.It is less expansive.Its long life battery keeps me alert about modern technology.It has a internet speed of 4G which is very high speed.It has the option of Dual sim and also Micro SD card which gives me the facility of store and more movie’s and songs.It has 8 mega pixels back cemra through which I can take my pics.its 5 inches long display also impress me.5 mega pixel front cemrs to take my selfies.it has WIFI, GPRS and also touch screen.I also like this phone for my personal activities.