Description: Product Type: Mini PCIE to USB3.2 GEN1 19Pin Expansion Card Front Panel Header.High Quality: The 19Pin USB header is made of high quality PCB material, professional manufacturing, wear resistant, sturdy and durable to use.High Transfer Rate: The Mini PCI E to 19Pin USB3.2 adapter adopts a powerful main control chip, high speed and stable transmission up to 5Gbps. (The fastest is 370-400M/s above PCI E2.0, and the fastest is 120-170M/s under PCI E1.0. Please confirm whether your riser card supports PCI E2.0 or above.)Support System: The Mini PCI E to 19Pin riser board support for Windows XP / 2003 / Vista / 7 / 8 / 10 / 11 / Linux system.High Performance: The front panel header adopts solar induced capacitance, greatly ensures the stability of the USB power supply. The expansion card can expand 2 USB 3.0 interfaces. Support USB hot swap function. Specification: Product size: 13cmx10cmx3cm/5.12inchx3.94inchx1.18inchMaterial: PCBOutput interface: USB3.2 GEN1 19PINInput interface: MINI PCI-EInterface rate: USB3.2 GEN1 5GbpsMain control chip: uPD720202Transmission rate: 5000/480/12/1.5Mbps Package Includes: 1Expansion Card Note: Please allow slightly errors due to manual measurement and different monitors.