Oppo A51 comes with Android OS, v4.0,Quad core Snapdragon 410, IPS LCD capacitive 720 x 1280 pixels, 5 inches touchscreen 16M colors, 16GB, 2GB RAM, 8 MP,autofocus, LED flash, Video 720p@30fps and Front 5MP Camera, EDGE, GPRS, GPS, Wi Fi, Blyetooth, 3G and 4G Smartphone by Oppo.