HIGH SPEED DATA TRANSFER: Experience smoothly communication and data exchange with this high speed adapter card for fast and efficient data transfer between your computer and connected serial devices. DUAL SERIAL PORT EXTENSION: Upgrade your system with this PCI Express controller adapter card, featuring two 9 pin RS 232 serial ports, ideal for connecting serial devices like modems, printers, and more to your computer system. PCI EXPRESS REVISION 1.1 COMPLIANCE: Ensure reliable performance and compatibility with the PCI Express Specification Revision 1.1 standard. This controller adapter card meets industry standards. EXPAND YOUR CONNECTIVITY OPTIONS: This PCI Express adapter card provides a convenient solution to enhance your system with additional serial ports to enhance productivity and connectivity for a variety of applications. COMPATIBLE: This adapter card is designed with a PCI Express x1 interface and is compatible with a variety of slot configurations, including PCI E x4, x8, and x16 slots, providing flexibility in installation options.