Features: for Comply with Serial ATA 3.0 specification, backward for SATA2.0 SATA1.0 for Comply with PCI-Express v2.0 specification and backward for PCI-Express v1.0. Support 6.0 Gbps, 3.0 Gbps and 1.5 Gbps of communication speed and Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i. Support two SATA; for SATA 6G, 3G and 1.5G hard drives; Support AHCI1.0 mode and IDE mode There is an available PCI for Express X1 slot, which also supports PCI-E X2 X4 X8 X16 Support hot swap and hot swap. Specifications: Item: SATA 3.0 PCI-E Expansion Card Bus interface: PCI-Express x1 Slot Support interface: PCI-E X2 X4 X8 X16 Material: Metal Color: Black Transfer Speed: 6Gbps Size: Mixed Extension ports: 2 SATA3.0 interfaces Operating system: Windows10/8/7 (32/64 bit)/ Vista (32/64 bit)/ XP/2003/2008/linux Product driver files: CD:DRIVER\SATA CARD\ASM1061, and then select the corresponding folder according to the system Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-2cm measuring deviation due to manual measurement. Package includes: 1 x PCI-E to SATA Extension Card