Internal Connectors: 4 x SAS/SATA Transfer Rate: Up to 3Gb/s RAID: RAID 0/1/5/10 JBOD Features: Online capacity expansion (OCE) and Online RAID level migration (ORLM) RAID Array Roaming Unplug/Remove RAID array Hot key (ctrl-h) boot-up RAID manager via BIOS Firmware update while running the Operating System Verify RAID Array for Bad Sectors and Parity Check Task Scheduler Automatic RAID rebuild Automatic drive (insert / removal) detection Hot Spare Disk Staggered Drive Spinup Rebuild Priority (Low - Highest) Spin Down Idle Mode Hot Swap and Hot plug Bad sector repair and remapping to reduce dropped drives Multiple RAID array Multiple Logical Drive 64bit LBA support greater than 2TB per volume Parts: 1 year limited Labor: 1 year limited