This is the official Samsung Jack User Guide in English provided from the manufacturer. If you are looking for detailed technical specifications, please see our Specs page.
Samsung Jack has similar form-factor to its predecessor, BlackJack II, with 2.4" landscape QVGA display and full QWERTY keyboard on the front side. It runs on Windows Mobile 6.1 Standard but will be upgradeable to 6.5 once it is released and. Features include built-in A-GPS, 3-megapixel camera and tri-band UMTS/HSDPA support.