StarTech Null Modem Cable DB9/f-DB9/f 2m

The cable is used to transfer data between serial devices. Connectors with screws AWG 28 Colour: Black Wiring: 1-1, 2-3, 3-2, 4-6, 5-5, 6-4, 7-8, 8-7, 9-9 Connections: DB9 female- DB9 female