Play any game from any region on your Turbografx16 or Turbo Express without having to modify the console. This extender also works on the Analogue Duo as a traditional extender..

Simply toggle the switch on the adapter and power on your console to play either Turbografx16 or PC Engine games."

This will also work on your PC Engine with a slight internal modification of soldering Pin 29 of the Hu6280 chip to ground.