Nintendo unveils the Wii U system - CNN.com
Wii U GamePad - Wikipedia
Nintendo Wii U Gamepad USB Charging Port Repair Replacement Service | eBay
Community - Retro - Hardware - Prototype Wii U Gamepad I recently procured. | NeoGAF
Rejected Wii prototype controller had touchscreen similar to Wii U GamePad | N4G
Nintendo to Update Wii U Prototype Hardware in Coming Weeks | Nintendo Life
Wii U GamePad Dimensions & Drawings | Dimensions.com
Wii U GamePad Dimensions & Drawings | Dimensions.com
Nintendo's pre-E3 announcement sheds light on Wii U Gamepad - A+E Interactive
I've compared the prototype E3 gamepad against the retail version. Nintendo did make some changes after the E3 in 2011 when they exhibited the console. : r/wiiu
Nintendo Wii U GamePad Comparison: Before & After E3 2012 - YouTube
Cross Plane: It's Like a Wii U Gamepad... For Everything | USgamer
Wii U Gamepad Prototype vs Product – SideQuesting
Rumor: Nintendo working on cartridge for 3DS to allow Wii U control - NintendoToday
Wii U Prototype Gamepad vs Released Gamepad - Album on Imgur
![Nintendo Kicks Off E3 With Wii U GamePad and More [#E32012] – G Style Magazine](https://i0.wp.com/gstylemag.com/wp-content/uploads/2012/06/Wii-U-GamePad1.jpg "Nintendo Kicks Off E3 With Wii U GamePad and More [#E32012] – G Style Magazine")
Nintendo Kicks Off E3 With Wii U GamePad and More [#E32012] – G Style Magazine
Twitter 上的Nintendo4Life87："This is a very rare WiiU prototype gamepad (DK2-E3-CD(W)) that was demonstrated at the E3 in 2011 to reveal the new console. https://t.co/bRrFuK0YXb" / Twitter
:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/1946403/new-wii-u-gamepad-official-verge.0.jpg "E3 2012: Wii U coverage - Polygon")
E3 2012: Wii U coverage - Polygon
News: Wii U controller details revealed ahead of E3
Iwata Asks: Wii U GamePad prototype was two WiiMotes taped to a monitor | VG247
Wii U GamePad | Wii u, Wii, Industrial design sketch
Wii U GamePad - Wikipedia
Nintendo Shows Off Its Wii U Prototype - Game Informer
The Nintendo Wii U: Virtual Reality Gameplay Prototype? – Colin McMahon
Nintendo's Wii U GamePad prototype revealed: Two Wii remotes, a display and some tape | Engadget
