Quality Cables, Leads and AdaptersFast UK Despatch \u00B7 2.5M+ Positive FeedbackSerial RS232 Null Modem Cable DB9 Female to DB9F LeadSerial RS232 Null Modem Cable - DB9F to F - 2 Metres Null modem cables are used to transfer data between machines. Occasionally used for data transfer between two PCs (use Windows Direct Cable Connection software or LapLink) but more commonly now used to update Satellite/Cable Receivers from your PC (please check your instructions to make sure this is the correct cable). Suitable for Dreambox Technomate Humax EchoStar Manhattan and may more. High quality cable with moulded ends with thumb screw fasteners for secure easy connecting. Connections: pin 2 ...to... pin 3 pin 3 ...to... pin 2 pin 4 ...to... pin 6 pin 5 ...to... pin 5 pin 6 ...to... pin 4 pin 7 ...to... pin 8 pin 8 ...to... pin 7SpecificationsBrandkenableTypeCableConnector ASerial (RS-232) FemaleConnector BSerial (RS-232) FemaleCable Length2 mColourGreyFeaturesNull Modem CableConnection Split.