Samsung galaxy core 2.its not work on.speed.hang.mobile was problems but 3g mobile 3g works it’s mobile and.4gb internalmemory and ram768mb.internal.memory.is only 2.16 available very small.memory.mobile application istall.and use to storage full but internet.on works but stop net.automatic this mobile camera is 5mp primary.camera.and front vga .battery are small 2000mh.future’s are normal.it’s operating system 4.4.2.its not update 5.1 1.and disply.is normal. and mobile sound are nice.video.recording noramal.its price will be low only 7000rupess.i.india