Samsung Jack, Black (AT&T) Business-oriented smartphone with Windows Mobile 6.1 OS, Wi-Fi networking, full QWERTY keyboard Tri-mode 3G-connectivity; compatible with AT&T Navigator GPS turn-by-turn directions, AT&T Mobile Music, Video Share service, and Mobile Banking 3.2-megapixel camera/camcorder; Bluetooth stereo music; 256 MB internal memory; MicroSD memory expansion to 16 GB Up to 7 hours of talk time, up to 288 hours (12 days) of standby time What's in the Box: handset, rechargeable battery, charger, 3.5mm headset adapter, quick start guide, user manual