he Logitech K400R Wireless Touch Keyboard is a utilitarian typing companion which allows you to type faster and smoother. This keyboard operates on wireless technology and hence liberates you from the hassle of wires. This device has a 10 meter wireless range so you have more portability and ease of access. The in-built touchpad is highly useful and thus you don’t need an external mouse. This wireless keyboard is compatible with Windows 8 and comes with easy to install features. It comes with a one year battery life and a 2.4 GHz wireless technology so you can use it without any lags.This wireless keyboard comes with an in-built touchpad so that you don’t have to use an external mouse. This 3.5 touchpad inch is large enough to facilitate easy navigation and makes vertical scrolling easy. The multi-touch navigation features makes it comfortable to pinpoint and navigate through the web. The left touchpad button is slightly bigger than the right button as it is used moreThe Logitech keyboard weighs 576 g and comes in the dimensions of 21 x 5.7 x 18 cm. Apart from the keyboard, you will also get a USB receiver, 2 AA batteries, USB extender, user documentation and a 3 year manufacturer guarantee.