Description: High Speed Data Transfer: Based on the USB3.2 standard, this expansion card offers data transfer speeds of up to 10Gbps, twice as fast as USB3.0. Whether it's transferring large files or playing 4K videos, it can handle it with ease.Multi Port Design: Equipped with five Type A ports, you can connect multiple USB devices simultaneously such as flash drives, hard drives, mice, keyboards etc., meeting the needs of multitasking users.ASM3142 Main Control Chip: This expansion card uses ASMedia's ASM3142 main control chip for stable performance and strong compatibility. It effectively prevents data loss and transmission errors.PCI E 4X Interface: With Pci E 4X interface, this card is compatible with most motherboards and easy to install without the need for additional drivers, just plug and play.Wide Compatibility: Compatible with various operating systems, this expansion card can be used in both desktops and laptops to meet different user needs. Specification: Interface Type: PCI E 4X (Motherboard must support 4X 8X 16X slots)Output Interface: Five Type A PortsTransfer Rate: Up to 10Gbps12cmx10cmx8.28cm/4.72inchx3.94inchx3.26inch Package Includes: 1USB3.2 Expansion Card Note: Please allow slightly errors due to manual measurement and different monitors.