
"After receiving a Wii U Deluxe Set, which includes a black console and Wii U GamePad, Ars Technica found out that there’s a mystery connector at the bottom of the new controller. Although the user’s manual says the connector is for controller accessories, there haven’t been any revealed yet."
"In addition to a slot for the charger and a standard headphone jack at the top, the bottom of the tablet GamePad has a mysterious connector at the bottom. The user’s manual says this connector is for “controller accessories,” but none have yet been announced. The connector is a thinner than the Wii Remote connector that was used for things like the Nunchuk and Classic Controller. Karaoke launch game We Sing doesn’t use it either—the microphone that comes with that game plugs into the USB slots on the base system. Curious…"
Source: http://mynintendonew...tery-connector/
Wonder what accessories we will get, Nintendo are know for adding bits on to everything lmao.