Reliable Connection Up To 10 Metres: No delays or dropouts, even in the busiest wireless environments with Logitech Advanced 2.4 GHz. 128-bit AES keyboard encryption keep your information secure. Plug & Play: The mini USB-receiver included provides a reliable wireless connection up to 10m. The laptop mouse features a built-in storage compartment. Take your mouse wherever you use your computer. Long battery life: Spill-resistant design*, durable keys and sturdy tilt legs with adjustable height. A 36-month** keyboard and 12-month** mouse battery life-along with on/off switches—means you can go for months without the hassle of changing batteries. *Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse keyboard in liquid. **Battery life may vary based on use and computing conditions. Want to turn up the volume on a song or check out your favourite website?: It's all at your fingertips with eight multimedia, hot keys for instant access to the Internet, e-mail, play/pause, volume. Great Comfort: The design of this keyboard creates a comfortable typing experience thanks to the low-profile, whisper-quiet keys and standard layout with full-size F-keys, number pad and arrow keys. 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 Comfortable Mouse: This compact wireless mouse is designed to be equally comfortable for both left- and right-handed users, plus its smooth cursor control allows easy navigation on most surfaces Favorite Wireless Combo: MK270 brings together familiar typing, wireless freedom, and long battery life; no wonder this is the world's top-selling combo(4) Upgrade to Logitech MK540 Combo: Experience increased comfort with the MK540 combo, featuring scooped keys, palm rest, full-size mouse with soft rubber grips, and customizable shortcuts