Samsung A257 Unlocked QuadBand Phone with QWERTY Keyboard and Camera - Unlocked Phone - No Warranty - Orange 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. Affordable messaging phone with full QWERTY keyboard for easy typing on the go Compatible with AT&T's EDGE data network; access to mobile email, text/picture messaging and instant messaging Bluetooth for handsfree devices; VGA camera for still photos; 64 MB memory (non-expandable); personal organizer Up to 5 hours of talk time, up to 250 hours (10+ days) of standby time