Buffalo’s new Tera Station enclosure (TS4400D-EU) joins Buffalo’s Tera Station family with customisable Network Attached Storage with greater flexibility – users can start by installing one drive & add up to three additional drives as storage & back-up requirements grow. Key Features 4-bay NAS enclosure for highly customisable network attached storage Compatible with 1, 2, 3, or 4TB 3.5” hard drives 2GB of fast DDR3 memory installed Powered by the latest Intel Atom™ D2550 Dual-Core/4 threads CPU Works simultaneously as NAS & i SCSI Tera Station 4400 is equipped with the powerful Intel Atom™ D2550 Dual-Core Processor & will impress users with both faster transfer of large files & faster file access from multiple computers. Its top-of-class performance is perfect for demanding small, medium, & growing businesses. When populated with two or more drives the Tera Station™ 4400 protects your data with RAID & hot swap functionality allows users to change disks without downtime. Another added bonus: the new Tera Station™ enclosure also comes with 10 free Nova Stor Nova BACKUP licenses. The TS4400 also provides important features to support your business such as Active Directory support, IP camera recording, i SCSI target, a faster & easy-to-use interface, & 2GB of fast DDR3 memory installed. All of this, together with two Gigabit Ethernet ports, two super speed USB (Universal Serial Bus) 3.0 ports & two high speed USB (Universal Serial Bus) 2.0 ports, gives users a fast, versatile, & feature-rich NAS enclosure