The first thing of this mobile inetowerk connectivity is 2g, 3g and 4g.Its android verson is 5.01 lolipop.Its have super amuled 5 inch touch screen.Its have two camer.First off rear camera with 13 megapixel and secondary is 5 megapixel so that its camera is so good.Its octacore prossecer 1.5.It is so good as use.Its extra have wifi, hotspot and blutooth connectivity.The samsung galaxy j2 parts are avalbel in the market. Acording to me it is the best mobile of samsung in its price.So please buy the samsung galaxy j2 mobile.