Synology Rack Station RS820+ is designed for businesses pursuing an effective & centralized data management. It comes with four drive trays & 1 Gb E LAN ports & supports an optional 10 Gb E network or M.2 SSD adapter card, providing fast data transmission & reducing IO latency. Built for service reliability RS820+ comes with four 1 Gb E LAN ports to support Link Aggregation & failover. Synology High Availability provides a reliable active/passive server cluster, maximizing service uptime. Ultimate backup solution RS820+ integrates various backup applications into an intuitive user interface, offering durable storage technologies to safeguard your valuable data on any device.