Samsung J2 is very easy to use it has 1 gb ram with which it does not struck I had purchased it in 2016 till now I had no problems with it and it did not struck till now it is veey smooth and its body is too good and and the gold colour is very nice and it looks awesome.and it is very simple to use. The camera clarity of the J2 is good considerd to its megapixles. The sound clarity is also too good. Its display is about 4.7 inches which is about ( 11.94cm) it also has great features specially like s bike mode. Thank you