The AT&T Samsung Galaxy S II Skyrocket SGH-I727 is the 2nd version of the Galaxy S II to release on the AT&T network. It was released just a month after the SGH-I777 version. The Galaxy S II Skyrocket adds in LTE connectivity, as well as increasing the screen size to 4.5". Due to the inclusion of LTE, the Exynos CPU has been replaced with a dual-core Snapdragon processor clocked at 1.5 GHz. The AT&T Samsung Galaxy S II Skyrocket SGH-I727 maintains support of NFC technology.