J7 Is one of best one phone. This is one of the best phone which is manufactured by the SAMSUNG company. I am very lucky to be customer of samsung. J7 avoids the problem hang. It has many many feature.It support OTG function. Ultra power saving is one of best feature which is very usefull to me. Its camera is awesome. I can texr anyone during the call. It support every latest application.j7 best phone of the application.j7 camera quailty is the best quality. This mobile function is superb.j7 mobile is best mobile in samsung company.