Expand your computer's connectivity options with this versatile 3-port USB 3.0 and 1-port USB 2.0 PCIe expansion card. Featuring two USB Type-A and two USB Type-C ports, this card brings modern connectivity to your Windows, Mac OS, or Linux system. The innovative self-powered technology eliminates the need for additional power supplies, making installation straightforward and clean. This expansion card seamlessly integrates with your PCIe slot, offering high-speed data transfer capabilities through all four USB 3.0 ports. Perfect for users who need extra USB connections for external drives, peripherals, or charging devices, this card provides a reliable solution to expand your system's USB capabilities. The combination of both Type-A and Type-C ports ensures compatibility with both legacy devices and newer technology, future-proofing your setup. Installation is simple, and the card works right out of the box with major operating systems.