Nintendo's new machine, slated for release later this year, aims to build on the Wii's success. It incorporates the original Wii's wand controllers with a new tabletlike controller with a six-inch touchscreen display, a built-in camera and motion sensors.

The Wii U also aims to remedy a major deficiency of its predecessor by offering high-definition graphics, a key feature that helped the Xbox 360 and PS3 appeal to the core gaming consumer.

For more, check out this Wall Street Journal story.