Logitech® MK550 Wireless Wave Mouse & Keyboard ComboComfort curves without the learning curveWith contoured curves in all the right places, this ergonomic keyboard and mouse give you the support you need to minimize hand and wrist strain-even after spending all day on your computer. More comfort also means you can type as you normally do use the standard keyboard layout you already know.Features:Curve appeal – Your hands get cradled in comfort by the Comfort Wave Design-Wave + Curve + Palm Rest.Palm pal – The mouse with advanced precision tracking keeps your hand happy and supported with contoured sides and soft rubber grips.Power-packed – The mouse and keyboard are so energy efficient you just might forget they use batteries at all.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.Cushioned, contoured palm rest – The palm rest helps position your hands comfortably on the keyboard-and offers a comfortable place to rest your palms when you’re not typing.Hand-friendly laser mouse – Contoured sides and soft rubber grips keep your hand comfortable, supported, and in control. You’ll enjoy smooth, precise tracking on virtually any surface.Batteries without hassle – A battery life of up to three years for the keyboard and two years for the mouse practically eliminates the need to replace batteries.Logitech® Unifying receiver – The tiny wireless receiver stays in your laptop-there’s no need to unplug it when you move around-and connects both the keyboard and mouse.Advanced 2.4 GHz wireless connectivity – So you can work or play in more places-like your comfy couch-the long-range wireless connection virtually eliminates delays, dropouts, and interference.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.Adjustable keyboard height – Three options for leg height allow you to adjust the keyboard to the height that feels most comfortable to you.Ergonomic Wave keyboardConstant Curve design guides hands and fingers into just the right natural typing positionType normally with the familiar keyboard layout you’re used toCushioned palm restHelps position your hands comfortably and properly on the keyboardGives your palms a place to rest when you’re not typingContoured laser mouseComfortable hand-cradling shape with rubber side gripsSmooth, accurate cursor control on just about any surfaceNo battery changes for yearsLong-lasting battery life-up to three years for the keyboard and two years for the mouseUses standard AA batteries, already pre-installedPlug it. Forget it. Add to it.One tiny Unifying receiver connects the mouse, keyboard and more compatible devices-without the hassle of multiple USB receiversSo small it can stay in your notebook, so your keyboard and mouse are always ready to useRobust, reliable wirelessLogitech advanced 2.4 GHz wireless for a strong connection with virtually no delays or dropoutsBuilt-in 128-bit AES keyboard encryption-one of the highest levels of security availableWhat’s in the box?Wireless Keyboard K350Wireless Mouse M510Logitech Unifying receiver4 AA alkaline batteries (pre-installed)User documentation
