Oppo a57 is good mobile. In this mobile phone you will get many good features. In this mobile phone you will get fingerprint sensor. In this mobile phone you will get fingerprint sensor in front which is good thing. Oppo mobile phone are the selfie camera mobiles as you know that this company is famous for its selfie camera phone. The quality of the camera is very good in this mobile phone. The pictures that take this mobile us very clear. I am really injoying this mobile phone and I always Prefer you to buy this mobile phone