Nintendo Dolphin Test 01 Controller

The first controller hardware prototype made for the Dolphin project.; It features two analog sticks, two analog sliders, ten digital switches and one on/off switch.; It has a detachable RJ-11 plug.; The 1/2 speed refers to the hardware it was used on; early development hardware ran on 1/2 speed but was quickly upgraded to 3/4 speed.; Last seen on Ebay in 2018 selling for $1500.; Full details can be found here.