The Synology RackStation RS3621RPxs is a powerful 12-bay 2U storage solution with built-in redundant power. Engineered to deliver high throughput and robust dataprotection, its 6-core processor enables it to handle the demanding workloads of modern business environments. DiskStation Manager (DSM) provides comprehensivesoftware solutions covering file management, data protection, surveillance, collaboration, virtualization and more.Comes with Synology's 5-year warranty.Note - Limited Hard-drives usgae permitted, please check compatability. This Model uses Synology Harddrives.