SF Cable, 3ft DB9 M/M 9C Serial Straight Thru Cable Conntectors: DB9 Male to DB9 Male Length: 3ft Each cable is constructed with molded connectors and foil shielding for EMI/RFI protection. Fully molded connectors with thumbscrew provide you with a quick and easy connection every time. All 9 lines are wired straight through pin-to-pin for ease of compatibility. Gauge: 28 AWG; Pin-out: 1-1 2-2 3-3 4-4 ,......, 8-8, 9-9, G-G