Upgrade your computer's functionality with the Syba SD-PEX15022 Low Profile PCI-E X1 Serial Port Adapter Card. This card offers one port with a PCI interface, perfect for connecting to legacy devices. The card is compatible with a variety of operating systems and is easy to install, making it a great addition to your computer components. Whether you're a computer enthusiast or a professional, this card is a reliable and cost-effective solution to your serial port needs.