Not only is the MediaPlay mouse full featured smooth tracking optical mouse, but it also packs in a media controller that can enable music and media listening with ease. The mouse functions like a high powered navigation device with up and down as well as side to side scrolling. The mouse also has many extra navigation buttons that will make any user happy. Additionally the media controls will enable users to sit and relax and remotely control media play lists using the mouse. The MediaPlay Cordless mouse is one of Logitech's newest and most brilliant developments and is bound to make any user a satisfied customer.