The AXAGON PCEA-S4N PCI-Express card expands your desktop computer with four RS-232 serial ports and DB-9 connectors.

• Interface: PCI-Express 2.0, compatible with PCI-Express 1.0a/1.1/2.1/3.0, number of lanes 1-Lane (x1).
• Bandwidth: 1-Lane PCI-Express 2.0 5 Gb/s.
• Output: 4x RS-232 serial port with male DB9 connectors, the ports are located in the card slot.
• Data Rate: Guaranteed data rate up to 250 kBd.
• Compatibility: 16C550 / Extended 16C550 / 16C950 UART.
• Support: Plug and Play, 256-Byte FIFO buffer on each port.
• Settings: Serial port transmission speed, word length of 5, 6, 7, 8, or 9 bits.
• Flow Control: Adjustable Xon/Xoff, hardware or none.
• Protection: Electrostatic discharge protection above ±15 KV for air gap discharge.
• Compatible Devices: ATMs, cash registers, barcode readers, CNC machines, tablets, modems, POS, or PDAs.
• Chipset: ASIX AX99100.
• Supported Operating Systems: MS Windows XP / Vista / 7 / 8 / 8.1 / 10 and newer, Linux with kernel 2.6.11 and newer.
• Package Contents: PCI-Express card, standard bracket with serial ports, low-profile bracket, installation manual.