Features: brand new and high quality This adapter card can convert the PCIe interface on the motherboard to a USB3.2 Type-C high-speed data transmission interface, and the theoretical transmission speed can reach 20Gbps. Support one USB3.2 port. It is also backward for USB3.2Gen2 devices.The speed of USB3.2Gen2x2 is twice that of USB3.2Gen1. It is specially manufactured to provide faster and higher data transfer rates for personal computers, consumer electronics and communication devices. Built with ASMedia ASM3242. Note: The card does not support DP Alt Mode or USB Power Delivery. Equipped with Sata 15 Pin power connect to power any USB devices from your PC power supply. It ensure stable power during high speed transmission. Support device remote wake-up function via USB keyboard or mouse; Support control, batch, stream, interrupt, synchronous transmission type; Specifications: Colour:Black Material:PCB+metal Size: approx 8X5.5X12cm/3.15x2.16x4.72in PCIe 3.0 x4 card fits in : PCIe x4 or x8 or x16 slot. Power input: 15-pin Sata CD-ROM type power connector; 5V/3000mA power output with C-type port;C-type female connector, external USB3.2 interface and internal Sata power supply; Package Includes: 1 PC x PCI-e Expansion Card note: Only the above package content, other products are not included. Light shooting 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.