UPGRADED CAPABILITIES: Add an RS232 DB9 connection to the PCIe slot of your server INDUSTRY COMPLIANT: RS232 serial port is PCI Express 1.1 compliant ensuring reliability by reducing the load applied to the CPU MAXIMUM COMPATIBILITY: Easily install the RS232 Serial Adapter Card with a compatible low-profile or full-profile bracket OPTIMAL TECHNOLOGY: RS232 serial port provides high-speed data transfer rates of up-to 921.4Kbps and supports 128-byte depth FIFO per transmitter and receiver