3Dconnexion 3DX-700034 SpaceNavigator for Notebooks 3D Mouse Designed to withstand travel wear and tear Smaller footprint for use anywhere Half the weight of SpaceNavigator Cap designed for natural interaction Compatible with Windows XP, Vista, and 7; Mac OS X 10.4.6 or greater; Linux Redhat Enterprise WS 4, SuSE Linux 9.3; Sun Solaris 8 (SPARC), Sun Solaris 10 (x64)