Are there any good wireless (radio) controllers for the PS2? I need one that is non-directional but it doesn't have to have a great distance, as long as it'll still work with the PS2 behind me.

Outside of some select hardware that's hard to find, retro gamers have had to plug in their controllers like early-2000s cavemen, but at long last, a wireless option for PS2 and PS1 is here in the ...

An Arduino Uno acts as the brains of the operation. Control is via a Playstation 2 controller, in this case a 2.4 GHz third party version.