AT&T Pantech Link II GSM 3G QWERTY Smartphone NEW GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 850 / 1900 Full QWERTY keyboard 2MP camera (1600 x 1200 pixels) + Video Bluetooth v2.1 with A2DP GPS with A-GPS support, AT&T Navigator 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.