SIIG’s Cyber 2S1P PCIe adapter card is designed to add two 9-pin RS-232 serial ports and one 25-pin IEEE 1284 parallel port to your PCIe-enabled desktop computer. This Serial/Parallel combo all-in-one PCIe adapter features two high-speed 16C650 UART serial ports supporting data transfer rates of up to 16 Mb/s and one parallel port supporting ECP/EPP and Buffered SPP parallel port modes. It is the perfect solution enabling you to connect a wide variety of serial and parallel devices to your desktop computer.