COMPATIBILITY NOTICE: This dual port USB-C 10Gbps PCIe card supports data transfer only; It does not support DisplayPort Alt Mode for video output, USB Power Delivery, or Thunderbolt devices USB 3.2 GEN 2X1 SPEEDS: PCI Express card features the ASMedia ASM3142 host controller using x4 lanes of PCIe 3.0; Capable of speeds up to 10Gbps enabling fast access to high-performance devices like NVMe drives and SSDs MAXIMIZED USB PERFORMANCE: 2-port USB-C PCIe Card adapter supports USB Attached SCSI Protocol (UASP) optimizing USB performance; Installs in full/low-profile PCIe 3.0 x4 desktop / server slot (lower performance with PCI-e 2.0) COMPATIBILITY: Add-on card installs in full or low-profile (bracket included) PCIe 3.0 x4 slot (Backward compatible with PCIe 2.0); Windows/Linux/macOS with auto-install drivers Win 8 and up; Works with USB 3.2 Gen 2/3.0/2.0 devices HIGH PERFORMANCE: Add 2x USB-C SuperSpeed 10Gbps ports to your desktop PC with this USB 3.2 Gen 2×1 PCIe Card; Expansion card provides up to 5V 3A (15W) via the USB-C ports.