Finally I have got this phone.now iam usimg it.it is working very fast and good lokkkibg.it has dual camera.it battrry backup is good and the storage is nice.its processor is fast and it is upgraded marshwallow version.nice use this phoneIPhone 7 and 7 Plus are deeply unusual devices. They are full of aggressive breaks from convention while wrapped in cases that look almost exactly like their two direct predecessors.