Reliable Plug and Play: The USB receiver provides a reliable wireless connection up to 33 ft (1) so you can forget about drop-outs and delays and you can 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 (2) 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 (3) along with on/off switches allowing you to go months without the hassle of changing batteries Easy to Use: This wireless keyboard and mouse combo features 8 multimedia hotkeys for instant access to the Internet email play/pause and volume so you can easily check out your favorite sites