Comliant with Serial ATA Specification 30,Compliant with PCIe 20 specifications. Supports communication speeds of 60Gbps,30Gbps and 15GbpsSupports programmable transmitter signal levelsSupports Gen 1i,Gen 2i,Gen 2m, Gen 2x and Gen 3iApplicable Slot: PCI-E (1 , 4 , 8 , 16 )Supports two SATA PortsColour: BlackMaterial: plastic + metalSupports AHCI 10 and IDE programming interfaceSupports Native Queuing(NCQ)Supports Port Multiplier based switching or based switchingSupports Partial and Slumber Management statesSupports Hot Plug and Hot SwapCompatible with SATA 6G,3G and 15G Hard Drives chassis / small chassis can be used.Bus Interface:PCI- x1Connectors: 2x SATASystem Support:PCI -enabled system with on avaliable PCI slotWindows 8/7(32/64bit)/Vista(32/64bit)/XP/Server 2003/2008Board size:(L*W)71*57mm size:120mm and 80mmQuantity:1SetNote:This product can only be installed on a PCI-E interface, Do not install the older PCI interfaceSize for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1Pc x PCI-e 2-Port SATA3 SATA III 6Gb/s Card (No retail package)1Pc x Low Profile 2Pcs x ScrewsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.