CTI-Blue Heat/PCI Opto Products Family, RS-232 or RS-485/422 in single port increments(obsolet)
Blue Heat/PCI Opto Standard Multi-port Serial adapters are for use in PCI bus compatible systems. All Blue Heat/PCI Opto products are hardware configurable for RS-232 or RS-422/485 in single port increments and ship with software drivers and manual on CD.