Dell has released a new wireless three-button optical mouse with a scroll wheel, the WM311. The Bluetooth mouse has a nano USB receiver that can be stored inside the mouse and is said to be fully concealed. Its optical sensor has 1,000DPI tracking sensitivity....
Source : http://www.electronista.com/articles/10/05/10/dell...
Source : http://www.electronista.com/articles/10/05/10/dell...