This lic ense Key will activate 50 USER connections. Remote Desktop Services Client Access License Key Only. Valid for Windows Server 2016 only. You need to have Windows Server already installed on your machine. License Key does not come with a Retail Box or Certificate.License Key is not suitable for Multi-Point Servers and VLSC. The item "Windows Server 2016 RDS CAL 50 User License Key, Remote Desktop Services" is in sale since Tuesday, November 14, 2017. This item is in the category "Computers/Tablets & Networking\Software\Operating Systems". The seller is "epistalat7" and is located in Maywood, Illinois. This item can be shipped worldwide.