SIMATIC STEP 7 Prof. V16; Upgrade V11..V15-> V16 or V11/2010..V15/2017-> V16/2017SR1 or 2006..2010-> V16/2017 SR2 Combo Floating License DL; Engineering Software in the TIA Portal; also applies for upgrade from V11 single licenses; software, documentation and License key for download; Class A; 6 languages: de,en,fr,es,it,zh; executable in Windows 7 (64-bit), Windows 10 (64-bit), Windows Server 2012/16 (64); ******************************* E-mail address required for delivery