Logitech Media Combo MK200

“Keyboard: Spill-resistant design 3Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid. Adjustable keyboard height 10-Key Number pad 8 Hotkeys: Play/Pause, Mute, Volume down, Volume up, Internet home, Launch default email application, PC sleep, Calculator launch Up to 5 million keystrokes (excludes number lock key) Key type: deep-profile keys Mouse: Sensor technology: Optical tracking Number of buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, optical”