I have samsung galaxy j7 mobile the design of mobile should be perfect. It should be easy to handle and also the featurs are very simple and easy to handle. Bttery backup also good. once you full charge it should be be continue to 1 full day with use of internet, music player and all the other applications.
The main advantage it should not be hange when you open all apllications it works fast and not hanged.
The camera quality should be good . The rear camera is 13 megapixel and quality should be awesome .and the front camera should be 5 megapixel.
