Nokia Lumia 710 8Gb White WiFi Windows Touchscreen Unlocked GSM 3G Cell Phone Affordable, easy-to-use Windows Phone 7 smartphone with 3.7-inch touchscreen Runs Windows Phone 7.5 (Mango) OS; 1.4 GHz processor; 8 GB memory; Wi-Fi networking; 5-MP camera with HD 720p video; Bluetooth stereo music; GPS navigation with Nokia Drive turn-by-turn directions Up to 7 hours of talk time, up to 384 hours (16 days) of standby time; released in January, 2012 What's in the Box: handset, rechargeable battery, charger, USB cable, quick start guide Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.