Nintendo NX is a portable console with detachable controllers (Eurogamer)
Eurogamer are reporting that Nintendo's upcoming NX will be a portable, handheld console with detachable controllers:
On the move, NX will function as a high-powered handheld console with its own display. So far so normal - but here's the twist: we've heard the screen is bookended by two controller sections on either side, which can be attached or detached as required.
Then, when you get home, the system can connect to your TV for gaming on the big screen.
A base unit, or dock station, is used to connect the brain of the NX - within the controller - to display on your TV.
Read the full article with a lot more info here: Source