Advanced performance. Hyper-fast scrolling: A nearly frictionless scroll wheel lets you fly through long documents & Web pages with a single flick. There’s no holding you back. Click-to-click mode: You get the control you need for precise, line-by-line navigation of lists, slides, images, & menus. Scroll-mode switching: With the press of a button you can toggle between hyper-fast & click-to-click modes. The choice is yours. 1000 dpi laser precision: Outperforms optical mice. Experience smoother cursor control on virtually any surface.* Forward/ Backward buttons: Do more with your mouse. Move backward or forward through Web pages or navigate your photo albums with ease. Side-to-side scrolling with optional software: Add side-to-side scrolling, application switching, & other programmable features.** Comfort & simplicity. Soft side grips & a contoured design: Give you more support & control. Plug-&-play USB: Works right out of the box—just plug it into your USB (Universal Serial Bus) port. System Requirements Windows-based computer Windows XP or Windows Vista USB (Universal Serial Bus) Port Mac computer Mac OS X 10.3.9 or later USB (Universal Serial Bus) Port Package Contents Logitech Corded Mouse M500 Quick-start guide 3-year limited hardware warranty * The laser sensor does not work on glass & mirrors. ** Requires setup with Logitech Set Point™ software (Windows) or Logitech Control Center software (Mac OS X), available for download at www.logitech.com/downloads