HEMSA-T-023 is a universal PCI-E multi-serial card designed for POS, ATM and other applications that can be used in industrial automation and integrated system. HEMSA-T-023 provides 4 RS-232 serial ports that can connect to a variety of serial devices such as PC, terminals, modems, printers, scanners, etc. Each port can reach a baud rate of up to 921,600 bps and provides modem control signals to ensure the compatibility of serial device peripherals.