AT&T announces Samsung i637 Jack smartphone, BlackJack successor

AT&T has announced that the Samsung Jack, the successor to the BlackJack and BlackJack II, will hit AT&T shelves on May 19th.The BlackJack series has been the number one selling franchise in Windows Mobile history and the Jack is the next generation Windows Mobile 6.1 smartphone. Available exclusively to AT&T customers in the U.S and powered by the nation’s fastest 3G network, this sleek and