Nokia N81 Unlocked Phone with MicroSD Slot, 2 MP Camera, Wi-Fi, and Media Player--U.S. Version Version with Warranty (Graphite Gray) Unlocked quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and International 3G compatibility via 2100 UMTS plus EDGE capabilities 2 GB of internal memory (not expandable); 2-megapixel camera/camcorder; digital audio player; FM radio Wi-Fi networking (802.11b/g); Bluetooth 2.0 connectivity for both handsfree communication and stereo music streaming Access to personal email; web browser; SMS/MMS messaging; instant messaging; Symbian S60 operating system Up to 4 hours of digital talk time and 17 days of standby time; backed by third party 1-year warranty