Samsung galaxy J7 is the best product I have ever used. The features presented by samsung galaxy J7 is awesome meeting all the criteria required by the customer for their personal and professional use. Camera quality is very nice. Sound reception and the design of the mobile is also very nice. no battery issue I am using this phone from 5 months and did not get any chance to complain. It never got hang in the past 5 months. Touch functioning of the phone and fingerprint locking system is also very nice. I am very happy with this product.