Wonderfull phone, I recommened to buy this phone.it have 1gb ram, rear camera-8megapixels and front camera-5 megapixels.This phone is best because it does not hang like other samsung phones.its price is not too high only 7400.It have its own features.Its model number is Sm-j2.it kernal version or android version is 5.1.1. I love this phone