Manufacturer Code : 8STNM9MF. StarTech.com DB9 RS232 Serial Null Modem Adapter MF.This Null Modem Cable Adapter features one DB9 male and one DB9 female connector - a cost-saving way to convert a straight through cable into a null modem cable.The DB9F Null modem adapter is backed by lifetime warranty and free lifetime technical support.
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