BLU Neo X Mini - 4.5" Smartphone -US GSM Unlocked -Black Unlocked Dual Sim Smartphone, Android 6.0 Marshmallow 4.5 Capacitive touchscreen Display, 5MP Main Camera + VGA Front Camera MediaTek Dual Core 1.3 GHz Processor with Mali-400 GPU 4GB internal Memory 512MB RAM Micro SD up to 64GB GSM Quad band 3G HSPA+ (850/1700/1900): US compatibility Nationwide on all GSM Networks including AT&T, T-Mobile, Cricket, Straight Talk, Pure Talk USA, and others