Synology DiskStation 4-bay, 4x 3 TB

File-Server: quick access to central data and storage for all network users (Windows, Mac, Linux). Can be used as an FTP server or web server (HTTP, HTTPS, PHP, MySQL). Backup server: automatic or manual backups for network clients. RAID functions for maximum data security. Multimedia server: slide show function and multimedia streaming (UPnP), iTunes server. Download server: Internet downloads without PC (BitTorrent/FTP/HTTP). Print server: enable USB printers on the network. Monitoring server: record and watch IP cameras on the network. Extension possible with USB hard disks. Backup USB hard disks/sticks/card readers/digicams at the touch of a button. Easy installation and configuration via web browser. Easy user administration, supports Active Directory Service.