SF Cable, DB9 Female/Female 9C Serial Straight Thru Cable (3 Feet) Fully molded cable design delivers excellent strain relief Connector thumbscrews provide a quick and easy connection every time / All 9 lines are wired straight through pin-to-pin for ease of compatibility Connectors: DB9 Female to DB9 Female / 9 Conductors + Drain Wire A DB9 F/F cable can convert your DB9 M/M cable to a DB9 M/F cable for added flexibility / Each cable is constructed with molded connectors and foil shielding for EMI/RFI protection. Gauge: 28 Awg / Length: 3 ft