20-copy Mira Pro Site License. Fulfillment by Internet download is included in the price. Mira Pro is a 64-bit application that installs on 64-bit Windows. The Internet distribution and CD-ROM distribution are identical.  To obtain this software on CD-ROM media, purchase the optional Hardcopy Edition (see "Other Items" menu). The license includes 1 year of maintenance (updates and tech support). After 1 year, updates and tech support are available through the annual maintenance subscription.