The EX-44064 PCI-Express I/O-adapter provides four high performance 16C1050-type UART compatible RS-232 serial ports. It is designed for PC, thin client or server to provide instant COM port expansion via the PCI-Express Bus (PCI-e). The card is fully PCI-Express Plug-and-Play compatible and there are no IRQ and I/O address configuration problems. It provides +5V and +12V via the pin 9 from the male connector for a POS System (Power over System).\n\n- Interface: RS-232 V.24 with FIFO Buffer 16C1050 with 258Byte\n- ±15kV IEC1000-4-2 ESD Schutz für RS232 I/O's\n- I/O addresses and Interrupt: Setting from the System BIOS with IRQ Sharing\n- PCIe Interface fully compliant with 1.0a up to 3.0 specification\n- Data Bits: 5, 6, 7, 8\n- Stop Bits: 1, 1.5, 2\n- Parity: none, even, odd, space, mark\n- Signal: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND\n- Support Flow Control RTS/CTS and XON/XOFF\n- Support +5V or +12V to the pin 9 from the serial male connector\n- Chip-Set: SystemBase SB16C1054PCI