Used to connect two serial devices together via their male 9 pin ports to enable communications between them. This female 9 pin d-sub (aka DB9) to female 9 pin d-sub cable features the crossed null modem wiring design, giving this cable its commonly used name. This type is also referred to as a direct cable. Frequent uses of a null modem cable include networking two computers via their 9 pin serial ports or connecting a GPS device to a personal computer to upload or download information.
* Connector or adapter type: 9 pin D-Sub (DB9) female to 9 pin D-Sub (DB9) female.
* Cable length: 2 metres.