Seagate Black Armor NAS 440 storage server is a comprehensive business continuity solution to store, protect & secure your small business data & digital content. With multiple internal drives, Black Armor NAS 440 is a self-contained network storage server designed with flexibility in mind. Centralize & expand your storage to reliably manage access. Securely manage & share digital business assets, locally or remotely through Seagate Global Access service. Developed to optimize uptime & simplify data management, Black Armor NAS 440 storage server means that you can confidently back-up, archive, & restore your data & rich media from up to 50 PC workstations on your small business network. Hot-swap of internal drives for archival or replacement makes Black Armor NAS 440 storage server the best choice for your ever-changing small business infrastructure. The Black Armor NAS 420 storage server has the same hardware & software features as the Black Armor NAS 440 storage server, but has two hard drives preinstalled instead of four. As your business grows, add two more hard drives to the system to take advantage of RAID 5/10 configurations & increase storage capacity. Two Ethernet ports for local network connection, port failover & NAS to NAS replication Four USB (Universal Serial Bus) 2.0 ports for external drives, printers & UPS Uninterrupted power supply Hot Swap, No downtime, no screwdrivers, easy front-panel access Easy Management, Simple User Interface LCD display & Black Armor Manager administrator software put you in control of your data Please note: networking components such as switches, routers, NAS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.