Brand Suckoo PCI-E 1X to 4 Port PCI-E 16X USB3.0 Extension Board PCIE 1X to 16X USB3.0 Graphics Card Extension Cables (4 port USB ports do not support external USB devices, only for 10 graphics card extension) This is the built in graphics card USB3.0 extension cable for computer motherboard PCI-E 1X to PCI-E 16X. It connects the PCIE 1X to the PCIE 16X slot of the graphics card. Convenient to connect PCIE 16X graphics card. (Does not support USB device connection. Supports 10 series graphics cards). With this expansion card, you can convert your motherboard's PCIE 1X to PCIE 16X USB3.0 graphics card for data transfer. It helps you to use PCIE 16X USB3.0 expansion card in your computer motherboard PCIE 1X, thus providing faster data transfer. The adapter card is made of high quality manufacturing process and materials for stable and reliable performance and excellent user experience. Compatible with various operating systems. Color: Blue, Product Size: 12x6.6x5.6 cm. The adapter is plug and play and does not require any software or driver CD ROM.Suckoo branded products are guaranteed for 1 year.