Features: l Compliant with Serial ATA 3.0 specification, backward compatible with SATA2.0 SATA1.0 l Compliant with PCI-Express v2.0 specification, backward compatible with PCI-Express v1.0. l Supports communication speeds of 6.0 Gbps, 3.0 Gbps and 1.5 Gbps l Supports Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i. l Support 5 SATA full speed l Support AHCI1.0 mode and IDE mode l Support for Native Command Queuing (NCQ) l Supports FIS based port multiplier switch or command switch. l Hot-plug and hot-plug are supported. l Compatible with SATA6G, 3G and 1.5G hard drives l Bus interface: PCI-Express x2 GEN3 slot (actually PCI-E X2 signal, the interface is X4) l Expansion interface: 5 SATA3.0 interfaces l System Requirements: One available PCI Express X4 slot that supports both PCI-E X8 X16 l OS: Windows10/8/7 (32/64bit)/Vista (32/64bit)/XP/2003/2008/linux Package Includes: l 1x Expansion Card