Digi PORTS 16em - Serial adapter - RS-422 - serial - 16 ports

Digi AccelePort Xp - Serial adapter - PCI - RS-232 - 115.2 Kbps - 16 port(s)

AccelePort 8e - Serial adapter - ISA - RS-232 - 8 ports

Digi AccelePort 4E Serial adapter - ISA - RS-232 - 4 ports - 57.6 Kbps

Digi International - Digi PORTS 8em - Serial adapter - RS-232 - serial - 8 ports

3Com - 3Com Flexible Interface Card Module - Expansion module - RS-232, X.21, V.

AccelePort 4E - Serial adapter - ISA - RS-232 - 4 ports

THE UC4852 IS THE CONVERTER THAT TRANSFORM THE USB PORT TO YOUR COMPUTER INTO TW

PS/2 - USB CONVERTER

USB SERIAL PORTABLE ADPTR