This is very best thing to buy at best price in my opinion let explain price 18000approx in which they have 4 gb ram random acces memory which mean this set never be hang take high or high capcity to play an app same time ans rom is 64gb read only memory mean persnal storage We stor to much images video and many more about camera which 20mp with best image also mobile support 4g whic mean super fast downloding full movie in sec apps song and many more in my oppinion this is best mobile for ever