Sony Ericsson W710i Unlocked Cell Phone with 2 MP Camera, MP3/Video Player, Memory Stick Micro Slot-U.S. Version with Warranty (Performance Graphite) 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 capabilities 2-megapixel digital camera with video capture; Walkman MP3/video player Bluetooth stereo music; expandable memory via Memory Stick Micro card slot; integrated speakerphone Up to 10 hours of digital talk time and 350 hours of standby time