WinCC system software V7.5 SP2, RT 262144 (262144 PowerTags), runtime software, single license, SW and documentation on DVD, license key on USB flash drive, Class A, 5 languages (de,en,fr,es,it), Please observe product release: support.industry.siemens.com SIOS entry ID: 109783852 8.1 STD/Prof/Ent/Ult (64-bit)/ Server 2008 R2+SP1 (64-bit)/ Server 2012 (64-bit) ******************************* Content: Set (3x DVD + 1x USB)