Supports Serial ATA Generation 2 Transfer Rate of 3.0 Gb/s
Supports Serial ATA II: Port Multiplier 1.0 Specifications
Supports Raid Function 0, 1, 5, 10
Compliant with PCI Express Specification Revision 1.0a
1-Lane (x1) PCI Express Connector
Fully Plug & Play Compatible
Integrated Serial ATA Link and PHY Logic
Compliant with Serial ATA 1.0 and Serial ATA II Extensions to Serial ATA 1.0 Specifications
Backward Compatible to SATA 1.0 Specification
Supports Four Independent Serial ATA Channels
Independent Link, Transport, and Data FIFO
Independent Command Fetch, Scatter/Gather, and Command Execution
Supports Legacy Command Queuing (LCQ)
Supports Native Command Queuing (NCQ)
Supports Non-zero Offsets (NCQ)
Supports Out of Order Data Delivery NCQ
Supports FIS-based Switching with Port Multipliers
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Notes:

RAID Array Maximum size: 2.3TB; Except for JBOD mode.
Supports Windows 8 (Uses Windows 7 Driver)
Supports Windows Server 2012 (Uses Windows Server 2008 driver)

Package detail

4 channels PCI-Express Serial ATA II Host Controller Card
2x SATA Cables
Driver CD
User Manual

Software requirement

Windows Server 2012
Windows 8
Windows 7
Vista
Windows XP
Windows 2000
Mac OS 10.4x
Red Hat Linux 8.0.9.0
SuSE Linux 8.1, 8.2
United Linux 1.0