The Wiikey modchip for Wii.

- Direct boot of wii backups
- Direct boot of GC backups
- Direct boot of homebrew in GC mode
- Supports all currently available console/drive versions
- Supports D2B chipsets
- Sophisticated (true) update mechanism via DVD (future proof, expect cool features to come)
- Direct boot of different NTSC region Wii games/backups on US and JAP consoles
- Partial support for NTSC region Wii games/backups on PAL consoles
- Boots different region GC games/backups (partially without swapping)
- Supports multi-disc games for BOTH Wii and Gamecube
- Supports DVD-R / true DVD+R and +RW support (no bitsetting required!)
- Improved readsettings for recordable media
- Built-in audio fix
- Supports fullsize 4GB discs for gamecube homebrew
- Stealth mode
- 512 byte EEPROM to store configuration
- Quicksolder interface - no wires required
- Unique disc backup application via sdcard
- Compact design, best quality components, rock solid high speed controller
- Professional ESD packing
- Recovery mode - Can recover from a bad flash

Installation:

http://www.wiikey.cn/images/installWiiKey.pdf