Expand the storage capacity of your computer system securely with the Rocsecure DE52 30TB 5-Bay USB 3.0 RAID Array from Rocstor. The Rocsecure DE52 features five drive bays that hold 6TB 3.5" hard drives to provide a total capacity of 30TB for your notebook or desktop system. Each of the drives spins at 7200 rpm and has 128MB of cache memory. The Rocsecure DE52 lets you set the drives in either a RAID 0, 1, 5, 10, or JBOD array to increase access times and preserve data in the event a drive fails. Moreover, data stored on the drives are encrypted in real-time to prevent unauthorized access by utilizing a hardware AES-256 encryption engine. To access the secure data, Rocstor provides two USB key tokens, letting you access the data quickly. Other notable features include USB 3.0, FireWire 800 and eSATA connections, so you can connect the Rocsecure DE52 to various systems.