Lowest ever according to CCC.

Low-profile keys provide a quiet, comfortable typing experience
Hotkeys enable easy access for Media, My Computer, mute, volume down, volume Up, and calculator; 4 function keys control previous track, Stop, Play/Pause, Next track on your media player
Simple wired USB connection; works with Windows 2000, XP, Vista, 7, 8, and 10
Smooth, precise and affordable USB-connected 3-button optical mouse for the desktop PC