I believe it has to do with the signal path inside the keyboard - you'll need to test them unless you find evidence that shows they work.
REDMOND, Wash. — Feb. 1, 2010 — What gamers request most is better control in-game, and today Microsoft Hardware launches the SideWinder X4 Keyboard, a keyboard designed to give gamers more control ...
Description: Today Christina takes a look at the £139.99 priced HyperX Alloy Elite 2 keyboard - boasting a solid steel frame with rgb brightness set to burn holes in your retinas - is this one for ...