Nokia Lumia 638 smartphone was launched in June 2014. The phone comes with a 4.50-inch touchscreen display with a resolution of 480 pixels by 854 pixels. The Nokia Lumia 638 is powered by 1.2GHz quad-core Qualcomm Snapdragon 400 processor and it comes with 1GB of RAM. The phone packs 8GB of internal storage that can […]