USB Dolphin adds a High-Speed USB (USB 2.0) port to your GameCube.

It allows you to connect USB storage devices such as USB Drives, USB Sticks, USB Card Readers, among others, to your GameCube. These devices will then be accessible to homebrew software such as Swiss.

What's Included

• USB Dolphin for Slot A/B
• USB-C to USB-A adapter

Features Specific to Slot A/B Variant

• USB-C port
• Present storage device as an SDXC card for broad compatibility with homebrew (max. 2TB)
• Physical switch to select between SD and IDE-EXI protocols
• Memory Card emulation using Swiss (Slot B only)

Features Shared With SP1 Variant

• Present storage device as IDE-EXI (same protocol as M.2 Loader)
• Supports devices with more than 2 TB (theoretical max of 128 PB)
• Speeds very similar to an SD Gecko 2.0 or SD2SP2 2.0

Disclaimer

• 3D printed parts might have minor cosmetic defects
• There might be incompatibilities with some USB mass storage devices
• USB DVD, CD or Floppy drives are not supported

Join the Discord server to ask questions and discuss the adapter.