Welcome to our store 1. 1 to 6 ports: PCI E 1 to 6 riser card can satisfy one port for expanding six ports, six slots provide great expandability. 2. Less interference: USB3.0 riser card slot needs only one cable, easy to install and effectively reduce interface interference and cable loss. 3. Convenient and practical: PCI E 1 to 6 riser card is directly connected to the card, no extension cable needed, can be fixed on chassis. 4. Goldplated treatment: USB contacts are goldplated to reduce interface interference and improve data integrity. 5. Application: PCI E to SATA expansion card with IC cooling flange ensures higher stability for DOS, Linux, Win XP, Win 7, Win 8, Win 10. Product type: PCI E 1 to 6 Riser Card Material: Metal, Plastic Color: Black Bus port: PCI E 1X USB interface: Gold USB3.0 Number of ports: 6 x USB3.0 Main chip: ASM1187E Supported operating systems: DOS, Linux, Win XP, Win 7, Win 8, Win 10 Package includes: 1 x PCI E 1 to 6 Riser Card If you find any product issues after receiving the item, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide satisfactory customer service.