Logitech Trackman Wheel Optical Trackball Enjoy smooth, precise tracking in a cordless trackball. Its optical technology tracks smoothly and precisely. Use the scroll wheel and drag lock button to navigate content more easily. Personalize controls with two programmable buttons. Reliable cordless technology frees your desktop and ends cable clutter. Right-handed design offers all-day comfort. Mouse Technology: Optical; Connector/Port: PS/2; Left/Right Hand Use: Right; Buttons: 2.

Product Specifications  Manufacturer #: LOG-904353-0403 Product Details Trackman Wheel Optical Trackball, USB, PS/2, Silver/Gray Buttons: 2, Programmable, Scroll Color(s): Gray/Silver Connector/Port: PS/2, USB Left/Right Hand Use: Right Mouse Technology: Optical, Trackball Operating System Compatibility: Mac® OS 8.6 and later, Windows® 95, 98, NT, 2000, Me, XP, Vista™ Wired/Wireless: Wired UPC: 20097855008637 Keywords: LOGITECH, Mice, Mouse, Mouses, Silver/Gray, Trackball, Trackman Mouse