HP Wireless Elite Keyboard Stylish keyboard with black finish, silver accents, and low-profile keys Operates quietly with the high-tech "scissor switch" design Advanced 24 GHz wireless technology for less delays or dropouts--operate up to 32 feet away Control entertainment via multimedia keys, including 3 buttons for volume and HP TouchSmart PC hot keys Compatible with Microsoft Windows 98 SE, Windows Me, Windows 2000, Windows XP, Windows Vista, and Windows 7 Silent operation: High-tech scissor switch keyboard design offers a quite experience. Wireless freedom: Free yourself from wires with wireless keyboard - up to 32 feet. Advanced 2.4GHz wireless technology for less delays or dropouts. The included wireless USB mini-receiver installs effortlessly and eliminates clutter. Wireless mini-receiver has connect light and PC status blue-LED. Adjustable keyboard height with 2 different positions 2.4GHz USB wireless receiver Spill Resistant