Saturn:Controller Adapters
If you'd like to use wireless controllers with your Saturn, or use your official Saturn controller on a PC, there are multiple third party adapters to do just that.
Adapters
Retro-bit (A licensed Saturn controller from Retro-bit that serves as a wired replacement for the official controller. Available in two variants; USB port or Saturn port)
Retro-bit (A licensed Saturn controller from Retro-bit that serves as a wireless replacement for the official controller. Available in two variants, both of which connect to a Saturn console; 2.4GHz or Bluetooth)
BlueRetro (An open-source Bluetooth controller adapter for various retro game consoles, including the Saturn)
RetroRosetta (A commercial BlueRetro solution for Saturn and various other retro game consoles)
Brook Wingman SD (A wireless adapter from Brook that supports third party wireless controllers over Bluetooth)
Infared Control Pad (An official wireless controller from Sega that relays through infared)