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DB9 F/F Null Modem Adapter - Allow you to converts your existing straight-through serial cable into a null modem cable by crossing the data transmission lines....
DB9 F/F Null Modem Adapter - Allow you to converts your existing straight-through serial cable into a null modem cable by crossing the data transmission lines. Adapter is fully shielded against outside EMI/RFI interference.
Pin Out: 1+6-4, 2-3, 3-2, 4-1+6, 5-5, 7-8, 8-7, G-G.