Flagship Performance, Fully Upgraded The 8Bitdo Ultimate 2 Bluetooth Controller compatible with Switch (via Bluetooth, 2.4G, or Wired USB) and Windows (via 2.4G or Wired USB). TMR Joysticks with RGB Fire Ring Features high-sensitivity TMR joysticks for improved precision and durability, plus wear-resistant joystick rings and customizable RGB lighting for an immersive experience.