Samsung Galaxy Star Pro GT-S7262 (Midnight Black) Unlocked International Version/Warranty 2G: GSM 850 / 900 / 1800 / 1900 (SIM 1 & SIM 2) 4.0-inch TFT Capacitive Multi-Touchscreen Android v4.1.2 (Jelly Bean), 1 GHz Cortex-A5 Processor 2 Megapixel Camera (1600 x 1200 pixels) + Video Internal Memory: 4GB, 512 MB RAM + microSD Slot Expandable up to 32GB Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin. This cell phone may not include a US warranty as some manufacturers do not honor warranties for international version phones. Please contact the seller for specific warranty information.