JIAKE N9100 Android 4.4 Smartphone 5.5 inch Screen 512MB RAM+4GB ROM MTK6572 1.2GHz (White) Unlock GSM 850/900/1800/1900 Mhz,WCDMA 850/2100 Mhz., 3.75G (HSDPA 42.2Mbps, HSUPA 11.5Mbps), Support WIFI APMTK6572 1.2GHzDual Core Android 4.4. RAM 512MB ROM 4GB. 5.5 inch IPS Screen 960x540 pixels,Front 0.3 MP back 5.0 MP Camera.Built in GPS Unlocked cell phones are compatible with GSM carriers like ATT and TMobile. Will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin