OWC Mercury Rack Pro 0GB&nbsp;1U&nbsp;Multi-Interface 4 Bay Performance RAID Kit Desktop 4-Bay FireWire 800/400, USB 3.0, eSATA (standard & Port-Multiplier Support) Drive Enclosure Kit Custom High Performance eSATA with Port-Multiplier capability, FireWire 800 (1394B), FireWire 400 (1394A) and USB 3.0 Chipset Multi-Interface 4 Bay RAID Kit-with Hardware RAID 0/1/5/10/SPAN/Independent Mode Support Includes: OWC Mercury Rack Pro 4 Bay, eSATA connecting cable, FireWire 800 (1394B) connecting cable, FireWire 400 (1394A) connecting cable, USB 3.0 conneting cable (A-B cable), Integrated Power Supply, Rack Mounting Handles, Anti-skid, Vibration Dampening Desktop Mounting Feet, Screws for Rack / Desktop Conversion. OWC 1 Year Solution Warranty