The Ascend Y520 features a 4.5 inch, 854 x 480 pixel touch screen display that makes everything you see more vivid and colorful. With a powerful and efficient 1.3 GHz dual-core processer, you can have super fast speeds and still be energy efficient about it. Running multiple applications at once is not a problem. Android 4.4 Kitkat delivers even more functionality to an already remarkable operating system. Complementing the Ascend Y520s high performance hardware, you receive an even better experience.