The Keyboard comes with an equally efficient high definition optical mouse. The optical mouse has a highly responsive cursor control and smooth tracking. The high definition mouse has a resolution of 1000 dpi optical tracking efficiency. The ambidextrous design fits well under both the hands. The precision control of the mouse makes it a good choice for efficient output. So get the Logitech Keyboard and optical mouse for your home or office and change the way you work on your PC or laptop.