A portable terminal is formed with reinforced structures for withstanding external impacts. The portable terminal includes a front case and an input device arranged on the front case. A first rear cover coupled to a rear side of the front case is formed from a metallic material. A second rear cover coupled to the rear side of the front case and the first rear cover is formed from a synthetic resin. And a fastening device anchors the second rear cover to the rear side of the front case. The input device is positioned on an outer surface of the front case, and the fastening device is anchored to a rear side of the input device.