When I buy this and when I opened it I was amazin to see this mobile I like it. This is a powerful mobile.this is new generation of mobile it has long battery time.this phone work perfectly there. I very happy today because this mobile is very best.most of my freinds like this . my all brothers used this mobile. Samsung galaxy a7 is a great mobile. Its speed is very high. This is a highist speed of mobile. I love this mobile