Samsung galaxy j7 pro mobile sound is very good this speaker is voice so clear and vibration so smooth I have a samsung galaxy j2 I wish I have a j7 pro in future j7 pro body design is so beautiful and sharpness so good in this mobile have a new features with fingerprints cemara quality and so cheapest price looking so good and feel so better this value money is 1600 thousand on online marketing so you can buy this phone and all new feature this is so much better mobile phone