Samsung Galaxy j1 ace is having 4.5" display android 4.4 kitkat having 2 camera rear 5mp and front 2 mp not good for photo shoot han having 1 gb ram little bit slow and hangs this phone is not good for gaming and having 4gb internal memory external memory expandable upto32 gb overall average phone at this price battery is 1700 mhz very bad soundquality is good and charging is very slow