Logitech® Mouse M90 gives you just the basics for comfortable, reliable control of your computer. It's built by Logitech - the mouse experts - and comes with the quality we've built into more than a billion mice. There's no software to install. And since it's corded, you can just plug the cable into a USB port and use it right away. The full-, ambidextrous shape means your hand will rest comfortably, while high-definition optical tracking (1000 dpi) means you'll get responsive, smooth cursor control for precise tracking and easy text selection." - Plug-and-play simplicity - High-definition optical tracking (1000 dpi) - Built by Logitech® - the mouse experts • Mouse • User documentation
Microsoft Comfort mouse 4500 - Retail pack , black , with bluetrack technology ( works on virtually any surface ) , rubber side grips + contoured shape , 1000dpi , 5 buttons - usb
