4 Port RS232 PCI Serial Card Opto Isolated TX,RX,GND,CTS & RTS
Universal PCI providing two RS232 serial ports with Opto Isolation on TX, RX, GND, CTS & RTS lines. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Includes drivers for all Windows 32 bit and 64 bit Operating Systems, including Windows 8.
Fast response and prompt shipping. Top service from Brainboxes, thank you.
We have been using your PCIe 4 port serial cards for many
years now. Never had any issues, highly recommended.