Minimum requirements:

Amiga 500 or higher with at least 1.5 MB RAM
Harddisk or formatted floppy disk to save your progress.

Recommend requirements:

Amiga 1200 - 4000 or higher with at least 1.8 MB RAM.

WinUAE:

WinUAE version 0816R4 or higher
Amiga In A Box Release 7 or Amiga Forver 4.0 installed.