J2 is a waste of money because when we fit jio sin in it so afer 30 days there first stage is come of hang when you open data upto 4 hour regurly the phon star up hang there processer is do slow work and ther batery also give bad performence and there batery do work minimum 3 hours and many of the time the phone switch off automaticaly when the phone is one data and hospote on this time they hang mostly this is a broblem of many of the phone in my view the best phone in cheap rate and function and many other feature redmi 4a this phone is supperb no hang cheap rate and extra feature battery bacop and better in camera in all thing the mi phone in come in number 1