Easy to Use Safely Each port supports a maximum power of 5W (5V/1A). The USB 3.0 PCIe card can be powered from the PCIE slot; external power supply is required. Each interface has independent assurance, with intelligent overcurrent and shortcircuit protection to protect your computer equipment. SuperSpeed USB 3.2 Supporting data transfer rates of up to 5Gbps, the overall transfer speed is half that of older versions of USB 2.0, providing greater efficiency for your file transfers. Note: Actual transfer speeds may be limited by the connected device. 8 USB 3.2 Ports via PCIe x1 The USB expansion card upgrades your desktop computer to 8 USB 3.2 ports (2 x USB C, 5 x USB A) via a PCI Express x1 slot. Solves the problem of fewer USB ports inside the host computer, allowing more USB data devices to be connected to your computer system. Flexible PCIE Expansion The PCIE expansion card can be upgraded from the pcie slot inside the main unit to 8 USB 3.2 ports, providing a multidevice connectivity solution for your computer system. Use Scenarios Content creators and professionals who need fast external storage and peripherals for video editing, photo work, or large file transfers. Desktop setups with multiple USB devices such as keyboards, mice, printers, cameras, USB headsets, and external drives, especially when internal ports are limited. Gaming and multimedia workstations that require additional speed USB ports for peripherals and external storage without opening the case.