AT&T customers in search of a smartphone may like what this Apple iPhone 7 in jet black has to offer. This version comes with a Quad Core processor, built-in memory, and 32GB of internal storage. The 4.7-inch screen offers Retina HD technology. Built-in applications include a 12MP camera with 5x zoom and an HD video camera. The iPhone 7 can access 2G, 3G, and 4G networks via UFC, Wi-FI, NFC, and Bluetooth connectivity. This device is also compatible with Cricket, metroPCS, T-Mobile Carriers.