SIMATIC WinCC RT Professional, 64k-256k PowerTags V15.1, Upgrade V11..V14 -> V15.1, runtime software in TIA Portal, single license, SW and documentation on DVD, license key on USB flash drive, Class A, 5 languages (de,en,fr,es,it), Executable in Windows 7 Prof/Ent/Ult SP1 (64-bit)/ 10 Prof/Ent (64-bit)/ Server 2008 R2+SP1 (64-bit)/ Server 2012 R2 / 2016 (64-bit)/ ******************************* Content: Set (2x DVD + 1x USB)