Adobe Indesign for Mac with with Serial Numbers. System Requirements Power PC processor G3 or G4 processor; Mac OS version 9.1, 9.2x or Mac OS X (version 10.0); 128 MB of RAM with virtual memory on; 220 MB of available hard disk space; 256 color at 1024x768 monitor resolution; For PostScript printers: Adobe PostScript level 2 or Adobe PostScript 3; CD-ROM drive. Minor shelf wear to box- please see photos. Storage- upstairs, wicker basket