MICROSOFT 69C-00001 RF Wireless Ergonomics Mouse/Keyboard Combo Black Retail Microsoft Wireless Laser Desktop 5000 Keyboard Mouse Kit General Features: Dual-toned black color scheme with a silver accent PC/Mac compatible Wireless laser technology USB receiver Certified for Windows Vista (also works with Windows XP) Wireless Keyboard Features: Slim Comfort Curve design (ergonomist approved) Fold-out feet Detachable, cushioned palm rest 104-key layout