Oppo is an upcoming brand and they are basically a camera focused brand so they create absolutely great camera phones and this phone from Oppo is a very robust one.
Sound reception of the phone is pretty decent and I did not have any trouble regarding the sound quality.
This phone is very smooth and fluid to use and even smartphone uneducated person will be easily able to handle this phone.
Given its price range the phone looks for more premium and due to its large screen and overall nice finish the phone looks premium in your hands.
The phone has all the features that you will find in an android phone and there are some unique features to which Oppo gives given its own user interface.
I will definitely say that this phone is a quite a reliable one as so far I have not faced any trouble using it.
So I will definitely say that this is a value for money phone as it gives most of the features of a premium phone in its mid-range price bracket.