Panda Antivirus + Firewall 2007, ES 1-user. Software type: Box, License quantity: 1 user(s), Number of years: 1 year(s). Minimum hard disk space: 160 MB, Minimum RAM: 96 MB, Minimum processor: Intel Pentium 150 MHz. Compatible operating systems: Windows 98/98SE Windows Me Windows 2000 Pro Windows XP Home/Pro Windows Vista