Sony Ericsson Xperia PLAY 4G R800a Unlocked Phone with Android 2.3, 5MP Camera, GPS and Wi-Fi - Stealth Blue U.S. Version 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. 4G-enabled, Android 2.3-powered PlayStation gaming smartphone with slide-out game controls, and 4-inch multi-touch screen 1 GHz processor; Wireless-N Wi-Fi networking; Bluetooth connectivity; GPS navigation 5-MP rear camera/camcorder; VGA front camera for video chats;personal and corporate e-mail Up to 7.4 hours of talk time, up to 350 hours (14.5 days) of standby time; released in September, 2011