Up to 16 serial devices over a single USB port; Support RS-232 and/or RS-422/485; Hi-Speed USB 2.0 operation at 480 Mbps; Advanced UARTs for high-end serial performance; Permanent COM port mapping.
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1-Port USB to RS-232 and/or RS-422/485 Adapter
2-Port USB to RS-232 and/or RS-422/485 Adapter
4-Port USB to RS-232 and/or RS-422/485 Adapter
8-Port USB to RS-232 and/or RS-422/485 Adapter
16-Port USB to RS-232 and/or RS-422/485 Adapter