Small, light and easy. – Easy to carry. Pleasing to hold. The Z520i is a clamshell mobile phone with character. When the phone’s open, the keys are clear and well spaced to make text input easy, and the 65,536-colour screen gives clarity and crispness to images, video and other content. Match your mood. – The Z520i Style-Up™ covers represent interchangeable front and back covers that were carefully designed to express your style and taste. They come in several different colours, and the surfaces range from a sandy feel to a smooth tactile experience.