1. Compatible with Serial ATA Specification 3.0, backward compatible with SATA2.0 SATA1.0. 2. Compliant with PCI-Express v2.0 specifications, backward compatible with PCI-Express v1.0. 3. Supports communication speeds of 6.0Gbps, 3.0Gbps, and 1.5Gbps. 4. Supports Gen 1i, Gen 2i, Gen 2m, Gen 2x, and Gen 3i. 5. Supports two SATA ports. 6. Supports AHCI 1.0 and IDE modes. 7. Supports Native Command Queuing (NCQ). 8. Supports port multiplier-based switching or command-based switching. 9. Supports Hot Plug and Hot Swap. 10. Compatible with SATA 6G, 3G, and 1.5G hard drives. Product interface: PCI-E 1X 4X 8X 16X. Chipset: JMS582B. Support specification: SATA3.0 7PIN. Bus interface: PCI-Express X1 slot. Expansion interface: 2 SATA3.0 interfaces. System requirements: there is an available PCI Express X1 slot, which supports PCI-E X2 X4 X8 X16. Operating system: Windows10/8/7 (32/64 bit) / Vista (32/64 bit) / XP/2003/2008/linux. Color: black+red. Material: Plastic + Metal. Package contents: 1 x PCIe adapter card. Only the above package content, other products are not included. Note: Light shooting 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.