AT&T mobile operator has just announced another smartphone featuring LTE networks support. HTC Vivid runs on Google Android 2.3 Gingerbread with HTC Sense 3.5 user interface and has 4.5-inch touchscreen with 540x960px resolution, 1.2GHz dual-core processor, 8MP camera supporting Full HD video (1080p, 60fps) recording, 16GB internal storage, MicroSD card slot (up to 32GB card are supported), 3.5mm headphones jack. AT&T will sell HTC Vivid smartphone for $200 with two-year contract.