The black CODi Slim Wireless Mouse connects to Windows and Mac systems via a wireless USB nano-dongle to provide mouse cursor controls for notebooks and desktops. The mouse utilizes 2.4 GHz RF technology that requires no pairing to connect and delivers a range of up to 30' between the dongle and mouse. It comes outfitted with an optical sensor that you can set with an onboard resolution-switch button. You can use the mouse with an 800 or 1600 dpi resolution for either productivity or gaming, respectively.