4TB DriveStation Duo USB 3.0
4TB Capacity - 2 Drives Installed - 2 Drives Max. - 3.5" Drives - Desktop Form Factor - SATA 6.0Gbps Interface - Hot-Swappable Bays - USB 3.0 / USB 2.0 Interface - Direct Attached Storage - Windows / OS X Compatible - RAID 0/1 Supported - 3 Year Depot Carry-In Mfg. Warranty