This unlocked cell phone is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. It will not work with CDMA carriers like Verizon Wireless, Alltel and Sprint. Quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and US/International 3G compatibility via 800/850/1900/2100/ 1700/2100 MHz, UMTS/HSDPA plus GPRS/EDGE capabilities Wi-Fi networking [...]