Activation details:

• Download software here
• Install and run the software
• Enter the key
• Press activate

This product includes ONLY VMware vCenter Server 7 Essential version. 

With vCenter Server 7 Essentials, VMware has integrated many great new features that allow vSphere administrators to more efficiently manage their vSphere infrastructure. VMware vCenter Server Essentials provides the centralized management plane of the VMware vSphere solution and allows creating clusters of VMware ESXi hosts. By creating vSphere clusters with vCenter Server, this enables the enterprise vSphere capabilities and features.

Features:

• vCenter Server Profiles
• Update Planner
• Upgrade & Converge external PSCs in a single operation
• Multi-homed NICs support
• VM template management and versioning