Sony Ericsson W810I Unlocked Cell Phone with 2 MP Camera, MP3/Video Player, Memory Stick Pro Duo Slot-International Version with Warranty (White) 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 EDGE/GPRS data capabilities Walkman music player and styling--supports MP3 and AAC digital audio files and includes FM radio 2-megapixel camera with video capture; Bluetooth for handsfree devices; Memory Stick Duo expansion; USB connectivity Up to 8 hours of talk time, up to 350 hours of standby time