Samsung makes so many phones as per the request of customers
sasung j2 is the example of it
samsung j2 has 1.5 gb of ram which is the good one than many other mobiles
samsung j2 has quadcore, 1.5 Ghz processer
samsung j2 has android os, v6.0(marshmellow) this is also good enough than other phones
samsung j2 has 2600 mah, li-ion battery which is good enough than any other samsung phones
samsunb j2 has 8 gb of internal storage which is good enough and can be expandable to 32 gb
samsung j2 has 8 megapixels of rear camera which is good enough
and the quality of images is also good
all over the samsung j2 is a good phone in a lesser price
so buy it an enjoy