BLU DASH X2-5.0" Smartphone - US GSM Unlocked -Grey Unlocked Dual SIM smartphone, Android 6.0 Marshmallow 5.0" HD display with IPS: 8MP Main Camera + 5MP frontal Camera MediaTek MT6580 1.3 GHz quad-core Processor with Mali-400 GPU 8GB Internal memory 1GB RAM Micro SD up to 64 GB 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