SIMATIC STEP 7 Professional V20, floating license download; engineering software in the TIA Portal; software, documentation and license key for download; 9 languages: de,en,zh included, fr,es,it,ru,ja,ko as download; for configuration of SIMATIC S7-1200/1500, S7-300/400/WinAC, SIMATIC Basic Panels, SIMATIC Unified Basic Panels. -- for system requirements specification, see www.siemens.com/compatool -- consignee email address required for delivery.