Genius NetScroll 110 Optical Mouse Black

Optical, USB, Type: Mouse, Movement technology: Optical, No. buttons: 3, Scroll function, Optic resolution: 800 dpi, Colour: 3, USB, Miscellaneous: OS Required Microsoft Windows 98, Apple MacOS 8.1 or later, Microsoft Windows 2000, Microsoft Windows Millennium Edition, Microsoft Windows XP, Microsoft Windows Server 2003