Hipipooo Z18 2.45 Inches Smartphone Dual SIM Card Slot Dual Core With Android 4.2 Unlocked (Green)[Prime] Dirtproof, shockproof, drop-proof 2.45 inches and Dual core, dual SIM Support multi-languages, WIFI, bluetooth, FM radio Unlocked cell phones are compatible with GSM carriers like AT and T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers).