The ASUS ThunderboltEx 4 PCIe Expansion Card is a high-quality add-on card designed for ASUS computers. It features four ports for Mini DisplayPort and USB-C external interfaces, providing a versatile and efficient way to expand your computer's capabilities. With its wired connection and compatibility with PCI Express ports, this expansion card offers seamless integration and reliable performance. The ASUS ThunderboltEx 4 PCIe Expansion Card is a valuable addition to any computer system looking to enhance its connectivity options.Used only expansion cord, no cables included.