This phon is one of the best product by samsang because this phon is user friendly. features and specufic of this phon is very good. this phon screen is so large(5.7 inches) and battery backup is so long. I am like this phon because there looking is very good. there was 3GB ram and 32GB internal storage, 16 MP primary camera, removable Li-ion 3220 mAh battery, OS Android 4.4.4(kitkat) upgradebal to 6.0.1(marshmallow).