Samsung SGH-U600 Unlocked Cell Phone with 3.2 MP Camera, Media Player, MicroSD Slot--International Version with Warranty (Black) 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. Unlocked tri-band GSM cell phone compatible with 900/1800/1900 frequencies and GPRS/EDGE data capabilities Highly stylish slider phone with large 2.2-inch LCD and mirror-like reflective coating 3.2-megapixel camera/camcorder; digital audio player; MicroSD memory expansion; Bluetooth stereo music Up to 4 hours of talk time, up to 270 hours (10+ days) of standby time