We know about Samsung it is popular company and there mobile are also popular, like Samsung galaxy j2 -6 is one of the most popular mobile there features are 1.5 GB ram so that no hanging problem that means it is ease of use, good bettary backup, best sound clearty both for audio and video, very attractive in style and design, real camera 8 mp with led flash light which is very good for image, it is durability and value of money is good as per mobile features