Type comfortably and accurately on a full-size keyboard with textured palm rest, media controls, f-key shortcuts, and adjustable tilt legs for the perfect typing position Stay productive for hours with a comfortable full-size mouse that combines precision laser-grade tracking and advanced controls Your keyboard stays powered for 36 Months and your mouse for 24 Months with no battery changes Hot keys put media, calculator and battery check functions at your fingertips One tiny Unifying receiver connects both the keyboard and mouse to your computer.Advanced 2.4GHz wireless (10 meters) Keyboard: 3 tilt positions (natural, 4°, and 8°)