BLU DASH M2-5.0" Smartphone - US GSM Unlocked -Black Unlocked Dual SIM smartphone, Android 6.0 Marshmallow 5.0 display; 5MP Main Camera + 2MP Front Camera Made from real aluminum metal with 4G Internal memory 512MB RAM Micro SD up to 64GB MediaTek 6580 1.3GHz Quad Core with malo-400 GPU GSM Quad band 4G HSPA+ (850/1700/1900): US compatibility Nationwide on all GSM Networks including AT&T, T-Mobile, Cricket, MetroPCS, Straight Talk, Pure Talk USA and others