Added 4 Type-C ports on the desktop. The cabinet's Type-C 3.2 port supports a maximum transmission speed of 5Gbps. Transfer 1GB files in 3 seconds.Support for PCI-E X1 X4/X8/X16 slots. Windows 7 8.x, 10; Linux. Self-powered technology requires no additional power.Adopt VL805, VL160 main control chip and 15 pin power connector.This Type-C 3.1 PCI-E adapter card is quick and easy to install and keeps your computer case clean.Connecting this adapter card through an internal PCIe slot allows video, music, photos, and data files to be copied between USB devices and computers at extremely fast speeds.Specification:Product name: adapter cardChip: VL805 + VL160Support system: for Windows 7/8/ 10, Linux bus interface: PCI-E x 1 (compatible with X4/X8/X16)Power interface: 15Pin SATAExpansion interface: 4 x type- CMaterial: plasticcolour: blackPackage Contents:1 x Expansion CardOnly the above package content, other products are not included.Note: Light reflection 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.