* Drive Bay:Guide slots allows for use in most PC Desktop cases ??? Requires desktop case with (3) empty 5.25" drive bays and becomes (4) * 3.25" hot-swappable HDD Subsystem. * Interface: SATA to SATA; SAS to SAS. * Alarm: Overheating alarm. * Cooling System:One 80mm ball bearing fan with air duct for effective air flow including fan failure sensor. * RAID:Supports RAID 0, 1, 5 functions (RAID card required). * Power Connector: Two 4-pin molex PSU connectors. * Data Connector: Four SATA (I or II)/SAS data ports. * Dimensions(L x W x H):8.5" x 5.8" x 5". * Weight: 5 lbs.
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