Instantly familiar. Simply progressive.The MK540 Advanced keyboard mouse set has been specially designed for precision, comfort and reliability and offers a familiar user experience. The keyboard in standard size has buttons in a familiar shape, size and texture and the curved shaped and carried to use mouse has been designed to be easily to the fit every hand surface.Wireless PLUG & PLAY-SETKeyboard and mouse must only with a tiny Logitech UnifyingUSB receiver can be connected. You benefit from a reliable-encrypted - wireless connection of up to 10 m, with virtually no delays or failures.Familiar TIP EXPERIENCEThe keys have been optimized for high precision and low noise - and your fingers will be based on the pleasant buttons in a familiar arrangement immediately feel at home. The palm rest and the adjustable foldable feet provide for operator comfort even during long working hours on the desk.Hand just shaped comfort mouseThe curved shape and the soft grip surfaces made of rubber