Nokia E66 Unlocked Phone with 3.2 MP Camera, International 3G, Wi-Fi, Media Player, and MicroSD Slot--International Version with Warranty (Gray) 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 900/2100 UMTS/HSDPA plus GPRS/EDGE capabilities Slider phone with full range of business features; Wi-Fi networking (802.11b/g); access to email with document viewer 3.2-megapixel camera; 110 MB internal memory to 8 GB; MicroSD expansion; Bluetooth stereo music; digital media player Up to 7.5 hours of talk time, up to 265 hours of standby time This cell phone may not include a US warranty as some manufacturers do not honor warranties for international version phones. Please contact the seller for specific warranty information.