Doogee DG900 Turbo 2 Smartphone, Octa Core MTK6592, Display 5" FullHD IPS OGS, RAM 2GB, Internal Memory 16GB, Camera 18Mpx, Dual Sim, Android 4.4.2 KitKat Google Android 4.4 KitKat Operating system 2G Network GSM 850 / 900 / 1800 / 1900; 3G Network WCDMA 900 / 2100 RAM 2 GB; Internal memory 16 GB; Upgradeable Yes, with MicroSD Display Type 5" LCD IPS multi-touch capacitive; Resolution 1080 x 1920 pixels Camera Main 18.0MP, Flash LED, Autofocus, SONY IMX135 camera, f2.0; Secondary 8.0 MP, 88