Samsung I927 Captivate Glide AT&T 3G 4G Unlocked for Any GSM Carrier Touchscreen and QWERTY Frequencies and Data Type: UMTS 850/1900/2100; GSM 850/900/1800/1900 Processor Speed, Type: 1GHz Dual-core Tegra 2 Processor Business & Office Features: Enhanced Exchange ActiveSync (EAS) to sync email, contacts, calendar and tasks, Device and SD card encryption, Virtual private network support Data Speed: 4G HSPA+ 21 Mbps (Category 14) 4.0" Super AMOLED touchscreen display with QWERTY keyboard