BlackBerry Pearl 8110 PK Unlocked Phone with 2 MP Camera, GPS, MicroSD Slot, and Digital Media Player--US Version with Warranty (Pink) 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 GPRS/EDGE data capabilities Slim, powerful Blackberry messaging phone with SureType hybrid numeric/QWERTY keypad; GPS for turn-by-turn navigation Push email delivery from up to 10 email accounts (personal and corporate); 2.0-megapixel camera with video capture; MicroSD expansion; Bluetooth stereo music Up to 3.5 hours of talk time, up to 240 hours (10 days) of standby time