Kensington Mouse-in-a-box Optical three-button This mouse is designed for smooth, accurate movement on nearly any surface. Optical tracking eliminates cleaning dirty ball mechanisms. Programmable buttons and scroll wheel streamline repetitive tasks. Mouse Technology: Optical; Connector/Port: PS/2; Left/Right Hand Use: Left; Buttons: 3.

Product Specifications  Manufacturer #: KMW-72123 Product Details Mouse-in-a-box Optical three-button, USB and ps/2 Connectivity,Metallic Blue Buttons: 3, Programmable, Scroll Color(s): Silver/Black Connector/Port: PS/2, USB Left/Right Hand Use: Left, Right Mouse Technology: Optical Operating System Compatibility: Mac® OS X and later, Windows® 95, 98, NT, 2000, Me, XP Wired/Wireless: Wired UPC: 50085896721234 Keywords: KENSINGTON, Metallic Blue, Mouse, Mouse-in-a-Box, Mouses, Optical, PS/2, Scroll, USB