Hi guys , sumsung galxy J7 mobile are powerd by 1.5 GHz, octa-core prossesor of sumsung axyno 7580 ram of mobile 1.5 Gb and internal storage is 16 GB and it can expended 128 GB.and yeh , J7 is very stylish mobile .and when however you take photo- I am sure it gives a very good result. battery timing is also very good internal storage are very big so thats your wish use it and change your life.ok