Adds four RS-232 serial port Full RS-232 modem control signals Easy plug & play installation and RS-232 device connection Serial ports speed up to 921.6K bps Supports Windows Vista 98, 98 SE, ME, Windows 2000, 2003
SERIALGEAR USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
by NeweggConsumer Electronics
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