Samsung Jack SGH-i637,AT&T. 3.2 Mega. No charger or adapter included. -Tested The Samsung Jack SGH-i637 is the follow-up to the BlackJack II and adds WiFi, 3 megapixel camera, and a unique pressure-sensitive d-pad for fast scrolling. This phone operates on Windows Mobile, and features GPS, QWERTY keyboard, Bluetooth compatibility, music player, and microSD slot for additional storage. Other features also include MMS and SMS messaging capabilities, email client, Java, 3G data, and quad-band GSM along with WCDMA modes for international use. This device requires a data plan for activation, please contact your phone carrier for details. Blackberry