Second User Apple's Mighty Mouse has a scroll ball which can scroll in any direction and can be used as a single or multi-button mouse, It has a touch sensitive top shell and force sensing side buttons and along with its optical tracking this does really make this mouse a mighty one.
System requirements: Mac OSX, Windows 2000 or XP and USB 1.1 or 2.0 port. To use Dashboard, Expose and programmable features requires Mac OS X 10.4.2 or later

Product Condition: Refurbished - Product has been cleaned and refurbished. 90 Day Warranty

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