Microsoft Windows Server 2016 Remote Desktop Services - license - 50 user CALs

Remote Desktop Services, formerly Terminal Services, is a server role in Windows Server that provides technologies that enable users to access session-based desktops, virtual machine-based desktops, or applications in the data center from both within a corporate network and from the Internet. Remote Desktop Services enables a rich-fidelity desktop or application experience, and helps to securely connect remote users from managed or unmanaged devices.