Running WIDI Audio To MIDI VST Plugin 1.10 requires the following:
Windows edition:
Processor
Pentium III (566 MHz- recommended)
Physical memory
128 Mb or more
Drive space
4 Mb
Operating system
Windows 98/ME, Windows NT/2000/XP
Sound Sub-system
required
Mac OS X edition:
Processor
G4
Physical memory
128 Mb or more
Drive space
4 Mb
Operating system
Mac OS X 10.3.9 or later
You will also need a music production application supporting VST plugins. Some application utilizing Direct X plugins are also supported if you use a VST-to-Direct X adapter.