Webcam Features Microsoft Hardware has joined with Windows Live™ to provide you with a new dimension in instant messaging—video calling. Now you can see high definition video images and hear crystal-clear voices, and share photos in real time with Microsoft LifeCams and Windows Live™ Messenger. »  Learn more about Microsoft webcam features. »  See all webcam products. Ergonomics From our Comfort Curve keyboard design with a 6-degree curve that encourages a more natural hand and wrist position, to mice and keyboards that conform to your hand's most natural and relaxed positions, Microsoft's designers have created a range of products to help you work more comfortably. »  Learn more about ergonomics at Microsoft. »  See all ergonomic products. »  View a demo about working safer and more comfortably. High Definition Laser Discover laser precision Microsoft High Definition Laser mouse products are more precise, more responsive, and deliver smoother tracking. »  Learn more about High Definition Laser Technology. »  See all products with High Definition Laser Technology. Magnifier With the new Magnifier, you can read small print and view fine details without squinting. The Magnifier lets you see an area on your screen up to five times larger quickly and accurately. »  Learn more about the Magnifier. »  See all products with the Magnifier. »  View a demo about the Magnifier. Tilt Wheel Technology The Tilt Wheel offers a navigation revolution—now you can scroll from side to side, which opens up a whole new dimension in maneuverability. The entire scroll wheel tilts, acts as a button, and reacts to your hand speed to enable smooth, effortless movement through documents, Web pages, and spreadsheets. The Tilt Wheel makes navigation easier, smoother, and faster than ever before. »  Learn more about tilt wheel technology. »  See all products with tilt wheel technology. »  View a demo about tilt wheel technology. Longer Battery Life Spend more time working, and less money on batteries. Microsoft has developed a breakthrough, power-saving technology that extends battery life to more than six months—so you can work longer without interruption. Products with Longer Battery Life are listed below. »  Learn more about longer battery life. »  See all products with longer battery life. Zoom Zoom makes it easy to zoom in for a closer look at documents, spreadsheets, pictures, maps, and Web pages. Featured on some of the latest Microsoft keyboards, Zoom is as intuitive as adjusting the lighting in a room by using a dimmer—just slide a lever on the keyboard to zoom in and zoom out, without ever taking your hand off the keyboard. »  Learn more about Zoom. »  See all products with Zoom. "My Favorites" Keys Now you can get one-key access to your favorite Web sites and files. To assign a key to a destination, just press and hold a key. It's a snap to set up custom settings for multiple users, and the “show favorites” hot key gives you a quick view of current settings. »  See all products with My Favorites Keys. Wireless Freedom Keep your desktop free of clutter with wireless keyboards and mouse products. A breakthrough in Microsoft optical technology provides longer battery life, enabling you to work longer without hassle—many users average more than six-months battery life. »  Learn more about wireless technology. »  See all product with wireless technology. Left- or Right- Handed Work in comfort, whether you use your mouse with your left or right hand. Ambidextrous design makes it comfortable either way. »  See all left- and right- handed products. PS/2 and USB Compatibility There are two types of standard ports that enable you to connect external devices - like your mouse or digital camera - to your PC or Macintosh*: PS/2: a round port. USB: a rectangular port. To determine which port you should use for a peripheral device, consult the user's manual that came with your computer. *Not all devices are supported on all Macintosh Operating Systems. See individual products for details.