Features: 1.Powerful Chip: RENESAS main control UPD720201 main control, high speed and stable transmission. 2.Power Supply: USB interface definition current is high, specially designed to increase the SATA15PIN or large 4PIN to strengthen the power supply. 3.Stability: The expansion card uses multiple imported solid capacitors, which greatly ensures the stability of the USB power supply. 4.Support System: 5 port adapter card supports for WINXP for WIN7 for WIN8 for WIN10 for LINUX. 5.Fast And Efficient: Transfer videos, photos, files, etc. between USB devices and computers to achieve higher efficiency. specification:Item Type: PCIE 1X to USB Expansion Card Product Material: PCB Product Interface: PCIE 1X (Compatible With 1X, 4X, 8X, 16X) Usb Interface Number: Usb3.0 x 3, Type C x 2 Speed: 5Gbps Support System: for WINXP for WIN7 for WIN8 for WIN10 for LINUX PackageList:1 x Adapter Card Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia