Sony Xperia T LTE LT30A (Also known as LT30AT) Unlocked Android Phone--U.S. Warranty (Black) 4.55" touchscreen - scratch-resistant LCD - 16 million colours, 1280 x 720 pixels Google Android 4.0 (Ice Cream Sandwich) 1.5 GHz Qualcomm Krait MSM8260-A Dual Core processor 13 megapixel camera with auto focus and 16x digital zoom, pulsed LED flash Talk time (up to): 7 hours: Standby time (up to): 450 hours 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.