1. 2-Port USB 3.2 GEN1 Type C PCIE Expansion Card 2. PCI Express X1 Bus Type, Compatible PCIe x1 or x4 or x8 or x16 Slot. 3. Good Compatibility, Compatible with XP or Vista or Win7 or Win8 or Win10 4. PCI-E to USB3.2, Expand your computer with two more ports 5. USB3.2 , The PCI-E card is equipped with 5Gbps bandwidth. Plug and play and hot swapping capability. Stable and reliable ASMEDIA Chipset ASM1042. The 15-pin SATA power connector supplies power to USB-C enabled devices, and supports up to 5V 900mAh output on each type-c port. Supports 5Gbps PCI-E bus. Built-in over current protection and short circuit protection on each USB port. SuperSpeed (5Gbps), HighSpeed (480Mbps), and FullSpeed (12Mbps) (Note: The actual transmission speed is limited by the setting of the device connected.) Support Type C devices Support High-speed PCI-E 3.0 specification Support PCIe 1.0, PCIe 2.0, or PCIe 3.0 motherboard, Compliant with PCI Express Base 3.0 Specification. Product name:PCI-E to 2-port USB3.2 gen1 expansion card Transmission speed:5gbps Master chip:ASM1042 Interface type:PCI-Ex1, supports x1 x4 x8 x16 Applicable models:Conventional desktops Number of interfaces:2 USB type-c interfaces Supported systems: xp or Vista or win7 or win8 or win10 Installation conditions:One or more available standard PCIE slots on a mainstream system personal computer Note:NOT compatible with for-macOS operating systems. Note:Different production batches may have different silk-screen batch numbers, but this will not affect usage. Colour:Black Material:PCB Package Contents: 1 x PCI-E X1 to USB 3.2 GEN1 5Gbps Type C Expansion Card 1 x Low Profile Bracket Only 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.