The microphone was introduced in the Mario Party series and was used to play various minigames. It continues to be used in the series. However, it has also starred in other games, including the popular Odama. The Microphone plugs into one of the memory card slots. The Microphone functions with Mario Party 6, Mario Party 7, Karaoke Revolution Party, Odama, Chibi-Robo!, and Densetsu no Quiz Ou Ketteisen, Odama includes a clip to attach the microphone to the controller. Commands are issued when users hold the X button on the controller. The microphone bundled with Mario Party 6 and 7, Odama, and Densetsu no Quiz Ou Ketteisen is grey, and the one with Karaoke Revolution Party is black.