ROCKETPORT 550 8PT UPCI RS232/422 REQ. INT When you find that you have more serial devices than ports, RocketPort 550 offers a quick, cost-effective solution. RocketPort 550 card adds "native" COM ports to your PC or rack mount server using only a single PCI slot. The Comtrol RocketPort 550 family of multiport cards makes serial connectivity more powerful, reliable, easier to use. RocketPort 550 performance capabilities make it ideal for peripheral control applications such as data acquisition, point-of-sale, and factory-floor automation, as well as remote network access and Internet access. The RocketPort 550 family delivers traditional RocketPort performance and reliability in a 16550 UART-based serial card, for seamless integration with your off-the-shelf or custom software programs. By utilizing a state-of-the-art serial I/O ASIC, the RocketPort 550 provides an affordable serial expansion solution that delivers the highest performance and reliability through industry-standard 16550 UART technology.