Connects any serial modem with DB25 to PC DB9 serial port. This 1ft cable reduces clutter and is a standard RS232 straight-thru serial cable that works for all serial applications. This cable has matched impedance, PVC jacket, molded ends with thumbscrews and inner hood soldered 360 degrees to the connector for complete end to end shielding. Pin-Out: 1-8 / 2-3 / 3-2 / 4-20 / 5-7 / 6-6 / 7-4 / 8-5 / 9-22. (Connectors: DB9 Female to DB25 Male; Length: 1ft)