The Seagate Business Storage Windows Server 4-bay NAS is a complete network storage solution designed for branch offices with up to 50 employees. Offering native support for Active Directory for ease of installation and scalability, the Windows Server 4-bay NAS is perfect for growing businesses utilizing Windows IT infrastructure. Featuring Windows Storage Server 2012 Workgroup edition, the Windows Server 4-bay NAS makes a great solution for businesses that need to retain centralized management and integration with other Windows Servers on the network. Windows Storage Server 2012 also includes Storage Spaces, which manages the four drives in the server to deliver the optimal blend of capacity, performance and redundancy. In addition, Storage Spaces drive-pooling technology makes it easy to add drives to the system, upgrade to larger drives in the future or utilize thin provisioning for specific storage applications.