Logitech MK550 Wireless Wave Keyboard and Laser Mouse Combo w/ 128-BIT AES Encryption 2.4GHZ USB

Wave-shaped key frame: Your fingers vary in length. So with its gradual wave-shaped contour, this keyboard supports the actual, varied lengths of your fingers.Hand-friendly laser mouse: Contoured sides and soft rubber grips keep your hand comfortable, supported, and in control. Youll enjoy smooth, precise tracking on virtually any surface.Logitech Unifying receiver: The tiny wireless receiver stays in your laptoptheres no need to unplug it when you move aroundand connects both the keyboard and mouse.128-bit AES encryption: It helps protect your information by encrypting data transfer between the keyboard and receiver with one of the highest levels of data encryption available.Advanced 2.4 GHz wireless connectivity: So you can work or play in more placeslike your comfy couchthe long-range wireless connection virtually eliminates delays, dropouts, and interference.