Nokia 6600 Slide Unlocked Cell Phone with 3.2 MP Camera, International 3G, Media Player, MicroSD Slot--International Version with No 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. Quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and International 3G compatibility via 850/2100 UMTS plus GPRS/EDGE capabilities Slider phone; 3.2-megapixel camera/camcorder with LED flash; digital media player Bluetooth for handsfree devices and stereo music; MicroSD expansion to 4 GB; access to email Up to 4 hours of talk time, up to 340 hours (14+ days) of standby time