Logitech MK550 Wireless Wave Keyboard and Mouse Combo - Includes Mouse, Long Battery Life, Ergonomic Design, Black Description The Logitech MK550 Wireless Wave Keyboard and Mouse uses an ergonomic wave design for more natural typing when working. The Logitech Constant Curve layout is similar to regular keyboards but eases the stress on your wrists and allows for more comfortable working. There are also 18 programmable keys that allow for rapid navigation to applications you use frequently.The integrated palm rest and adjustable keyboard height help reduce wrist fatigue and make it easier to type for longer periods of time without strain.Say goodbye to your micro mouse or touch pad. The MK550 includes a precision laser mouse for faster navigation and detailed work.The Logitech MK550 Wireless Wave Keyboard and Mouse Combo will have you working for longer with ease. The keyboard has a 3 year battery life, and the mouse has a 2 year battery life. Setup is simple—just plug in the Logitech Unifying receiver and you’re ready to go. Your keystrokes are safe with built in 128 bit AES grade encryption. Keystroke dropouts and keyboard lag are a thing of the past with the built in 2.4GHz wireless signal.System requirements : Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10,USB port, Internet connection (for software download) system requirements: Windows XP Windows Vista Windows 7 Windows 8 Windows 10|USB port|Internet connection (for software download). Features: System Ram Type: ddr3_sdram Product Details: Brand: Logitech Color: Black Connectivity Technology: Wireless Special Feature: Ergonomic, Palm Rest Compatible Devices: Personal Computer Product Dimensions: 10.44 x 3.09 x 19.69 inches Item Weight: 2.2 pounds Item model number: 920-002555 Batteries: 1 Lithium Polymer batteries required. (included) Is Discontinued By Manufacturer: No Date First Available: July 9, 2010 Manufacturer: Logitech