Provocation or fashion statement? The Flat Style Green Acid is pure avant-garde: if you"re not concerned with conventions, this is the mouse for you.Modern 3-Button Optical Wheel Mouse, Connection: USB with PS/2-Plug (suitable for PC and Mac)Resolution: 800 dpi3 years warrantySystem Requirements: Windows® 95/98/2000/ME/XP/NT/Vista, Mac OS X, LinuxNo additional software needed.