SANS DIGITAL EliteNAS EN208W+BXE RAID 0/1/1+0/5/6 2U 8 Bay Windows Storage Server 2008 R2 NAS / iSCSI Storage w/ Expansion Drive: SATA 3Gb/s Ethernet Interface: On-board 2 x 1000/100/10 (Marvell 88E8056) Hot-spares: Yes Power Supply: 550W 2+1 Hot-Swappable Redundant Dimensions: 3.5 x 19 x 28 Weight: 42 lbs.