Reliable Plug and Play: The USB receiver provides a reliable wireless connection up to 10 m , so you can forget about drop-outs and delays and take it wherever you use your computer Type in Comfort: The design of this keyboard creates a comfortable typing experience thanks to the low-profile, quiet keys and standard layout with full-size F-keys, number pad, and arrow keys Durable and Resilient: This full-size wireless keyboard features a spill-resistant design , durable keys and sturdy tilt legs with adjustable height Long Battery Life: MK270 combo features a 36-month keyboard and 12-month mouse battery life , along with on/off switches allowing you to go months without the hassle of changing batteries Easy to Use: This USB keyboard and mouse set features 8 multimedia hotkeys for instant access to the Internet, email, play/pause, and volume so you can easily check out your favourite sites Comfortable Mouse: This compact cordless mouse is designed to be equally comfortable for both left