Features
• Four SAS/SATA ports
• Choice of x4,x8,x16 lane PCIe 2.0 host interface (5.0Gbps)
• Supports autodetection of SAS or native SATA device
• Estimated power (4-port):5W
• Supports Data Path Parity Protection
• Supports four fully independent PCIe functions
• Supports independent interrupt mechanisms for each PCIe function
• Supports Message Signal Interrupts (MSI)
• All registers memory
• SAS(Direct Attach or Expander )
• Serial Attached SCSI (SAS-2.0) compliant
• Supports 6Gbps,3Gbps and 1.5Gbps devices.
• Supports SAS Multiplexing.Up to 8 logical ports when multiplexing is enabled on all PHYs.
• Supports SSC, with independent control fr each PHY using SSC-EN
• Supports wide SAS ports Up to four wide when multiplexing is disabled, and up to eight wide when multiplexing is enabled.
• Supports Serial SCSI Protocol (SSP), initiator and target mode
• Supports SAS Management Protocol (SMP),initiator mode.
• Supports Serial ATA Tunneling Protocol (STP),initiator mode
• Non-zero offset and non-sequential data delivery
• ATA and ATAPI commands
• Native Command Queuing (NCQ)
• Supports T10 Protection Information Model.DIF fields can be inserted,checked,replaced,and/or removed.
• Supports Transport Layer Retries
• Supports hardware assisted Scatter-Gather
• SATA (Direct Attach)
• Serial ATA Revision 3.0 (6Gbps)compliant,with speed negotiation to 3.0Gbps and 1.5 Gbps
• Supports programmable SATA signaling levels,including Gen1x,Gen2i,and Gen2x.
• Supports ATA and ATAPI commands.
• Supports Native Command Queuing (NCQ)
• Non-zero offset and non-sequential data delivery   
• 32 outstanding commands per device
Supports Port Multiplier.
• FIS based Switching on NCQ and legacy commands
• Supports Host mode and Device mode of operation.
• Supports hardware assisted Scatter-Gather
Package Contents
1 x PCIe2.0 to Four-port SAS/SATA 6Gbps Card
1 x User Manual
1 x Mini SAS to SATA Cable
1 x Driver CD
1 x Low Profile Bracket
System Requirements
• Supports Windows® XP/Vista/7/8/Server 2003/2008 R2, Linux 2.6.x and above，Mac OS 10.X