The S352BMU3N 2-Bay NAS RAID enclosure enables you to build a secure external RAID array with two 3.5” SATA hard drives, & connect it directly to your Gigabit network without a host computer for fast network wide access. Access from any device For broad device compatibility, this NAS enclosure features Web DAV allowing you to access files from any web browser-enabled device on the network, such as a computer, Tablet, iPhone, or smartphone. Third party mobile apps are also supported for intuitive & familiar file management. Stream digital media anywhere on the network For hassle-free media integration, the enclosure supports UPn P, & DLNA allowing you to instantly stream videos, photos, & Music directly to a supporting smart televisions, Blu-Ray / Set-top box, & Video Game Consoles. Increase security or individual drive capacity To achieve greater performance or secure data redundancy the enclosure features a built-in hardware RAID controller, supporting RAID 0, 1, & JBOD. Hassle-free file sharing For easier file sharing, the enclosure supports FTP & SMB services, enabling you to publicly share files over the network or Internet, with the client software of choice. Improve transfer speed capabilities with USB (Universal Serial Bus) 3.0 DAS Increase speed locally with USB (Universal Serial Bus) DAS (Direct-Attached Storage), enabling you to connect the enclosure to your computer using USB (Universal Serial Bus) 3.0 to provide transfer speeds up 5 Gbps. To ensure compatibility with your computer system, the S352BMU3N supports all of the leading operating systems, including: Microsoft Windows (8/7/ Vista/XP/ Server 2008/ Server 2003), Apple OSX (10.9/10.8/10.7/10.6), Linux, & Google Chrome OS™. The S352BMU3N maximizes both durability & reliability with a built-in fan, solid aluminum construction, & is backed by a Star Tech.com 2-year warranty & free lifetime technical support. The Star Tech.com Advantage Broad device compatibility with computers, smartphones & tablets, featuring Web DAV with third party mobile app compatibility Hassle-free operation, with NAS functionality enabling network-wide drive access independent of a computer Achieve greater performance or secure data redundancy with multiple RAID modes