The Wii is Nintendo's fifth and latest video game console. The Wii's code name was "Revolution." The Wii controller is wireless and can detect motion and rotation in three dimensions. The controller also comes with a Nunchuck with additional controls. The controller has a speaker and rumble pack as well. The game console comes with Wii Sports. Over 4 million Wii consoles have been sold as of February 2007 (Nintendo).