Features: Upgraded your desktop with our PCIe to USB 3.1 Expansion Card, featuring the highly ASM1142 chip for a theoretical speed of up to 10Gbps, ensuring fast data transfer. This expansion card offers both USB3.0 and Type C 3.1 ports, allowing you to connect a wide ranging of devices such as mouse, keyboards, and printers, enhancing your computer's connection. For individuals like gamers, designers, and engineers who require additional USB port for their demanding tasks. Perfectly for desktop setups where you need to connection external storage devices, printers, or other USB seamlessly. Enjoy simple installation and stability with compatibility across PClex4/x8/x16 slots, making it excellent for expanding your desktops capabilities. Specifications: Chip： ASM1142 Speed：10Gbps Type: PCIE to USB3.0+Type-C3.1 Expansion Adapter Compatible PClex4/x8/x16 ,Not Support PCI For multiple Systems and for Desktop Computer Size：about 79x58x120mm/3.11x2.8x4.72in Package Includes: 1PC PCIE to USB3.0+Type-C3.1 Expansion Adapter note: Due to the problems of lighting effects, there might be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.