This just popped up on the bay, I don't know much about this particular product, but I thought I'd share it anyway.
http://www.ebay.com/itm/ADA-MXC-Midi-Continuos-Controller-Quad-Switch-Guitar-FX-Effects-MP-1-/252500344731?hash=item3aca317f9b:g:AM0AAOSw-itXsNYx (http://www.ebay.com/itm/ADA-MXC-Midi-Continuos-Controller-Quad-Switch-Guitar-FX-Effects-MP-1-/252500344731?hash=item3aca317f9b:g:AM0AAOSw-itXsNYx)