Logitech MK295 Silent Wireless Keyboard and Mouse Combo (Graphite). Stay focused and get more done with Logitech MK295 Silent Wireless Combo. This quiet keyboard/mouse combo removes over 90 percent of noise while providing the same clicking and typing feel. Innovative SilentTouch technology for same typing and clicking feel with 90 percent less noise Keyboard with 8 convenient shortcuts and full numpad for efficient data entry and easier navigation Contoured and portable shape with smooth, precise clicking and pointing on most surfaces and SilentTouch technology for quiet clicks Strong reliable 2.4 GHz wireless connection with 10m range and a tiny USB receiver for a clean, clutter free desk area Compatible with Windows or Chrome OS and easily connects for plug-and-play simplicity Spill-proof design, durable keys, and sturdy tilt legs with adjustable height A 36-month keyboard and 18-month mouse battery life plus on/off switches to reduce the hassle of changing batteries Gives you one-touch access to play/pause, volume, mute, and the Internet. Package Contents: Keyboard with 2 AAA batteries, Mouse with 1 AA battery, USB receiver and User documentation.