Samsung Galaxy S II Skyrocket SGH-i727 4G LTE GSM Android Smartphone - AT&T Wireless The Samsung Galaxy S II Skyrocket is very similar to the Galaxy S II, but adds super-fast 4G LTE capability, steps up to a 4.5-inch Super AMOLED Plus display, and a 1.5 GHz dual-core processor The Skyrocket also features an 8-megapixel camera, 1080p HD video recording, DLNA streaming, mult-format music player, 16 GB of built-in memory plus a microSD memory card slot for additional storage This device is equipped with quad-band GSM and WCDMA modes for international use Use this Android smartphone to access thousands of apps, games, movies, and music on Google's Play Store This smartphone has been extensively tested, is functionally certified, and ready for activation