Nintendo Wii Sensor Bar
This part is the infrared sensor bar that registers the button presses and various motions associated with your Wii Remote.
The Wii was released by Nintendo on November 19, 2006. The Wii the successor to the Nintendo GameCube, and is able to play GameCube games. The Wii is substantially less powerful than the competing Sony PS3 and Microsoft Xbox 360 consoles. However, the Wii has enjoyed both higher sales and less hardware problems than competing consoles.