SIMATIC WinCC/WEBUX Operate, 3 client licenses (countable), option for WinCC from V7.3 and WinCC Prof. from V14, runtime software, single license, license key on USB stick, Windows 64 bit required on the server side ******************************* Contents: 1x USB WinCC/WEBUX was developed for device-independent use on smartphones, tablets, PCs and other mobile devices that support an HTML 5-capable browser. No client-side installation is required to use WEBUX. Monitor (Monitor Client) or operate (Operate Client) with simultaneous access. Number of clients can be expanded (countable).