You can purchase PTS-DOS 2000 by the following ways:
PTS-DOS 2000 English version
PTS-DOS 2000 German version
Buy OEM software, corporative licenses, etc.
If you would like to purchase OEM versions, corporative licenses,
PTS-DOS BOOT ONLY version for preparing bootable CD or other needs,
PTS-DOS for embedded computers, special versions
for industrial usage and so on, contact PhysTechSoft sales