In article ,
says...
What is this? It has a minijack socket for some sort of input signal.



http://img90.imageshack.us/img90/9308/p1040481.jpg



Cheers,



Gareth.



I posted my guess ion another forum, but I'll repeat here. I think it is
out of a stair stepper or treadmill exercise machine. The labels are
right for that type of use.

- Tim -