Nokia 3110 Unlocked Cell Phone with Camera, Bluetooth Music, MicroSD Slot--International Version with No Warranty 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 capabilities 1.3-megapixel camera and 8x digital zoom; Bluetooth for stereo music streaming; integrated music player, FM stereo radio, and video player MicroSD memory expansion to 2 GB; organizer with calendar, to-do list, and notes Up to 4 hours of talk time, up to 370 hours (15+ days) of standby time