Logitech Unifying Receiver: The tiny wireless receiver can stay plugged into your notebook at all times—without getting damaged—even when you’re carrying it.
Advanced 2.4GHz Wireless Technology: You can work and play anywhere, even in the comfort of the sofa. Thanks to the wireless connection with a range of up to ten meters (the wireless range depends on usage and environmental conditions), there are almost no delays, dropouts or interference.
24 months battery life (individual deviations are possible): You can work for two years without the hassle of changing the battery and the automatic standby mode saves energy for you (individual deviations are possible).
Eight special keys: The functions you use most are just a keystroke away. Eight hotkeys provide direct access to the Internet, email, play/pause, volume and more.