Compatiable: 

• PC Engine (other NEC consoles with 8 pin mini-DIN)

• TurboGrafx-16 (other NEC consoles with 8 pin DIN)

Note: 

Depending on which adapter configuration you choose you will need either a 8 Pin DIN or 8 Pin mini-DIN male to male cable.

Summary:

You can use this adapter is available in the two configurations;

• To connect either our PC Engine Retro Joystick Kits or original PC Engine controller to a TurboGrafx-16 console.

• To connect a TurboGrafx-16 controller to a PC-Engine, TurboDuo or SuperGrafx system.