Welcome to our site， we are pleased to give you a recommendation of this 1.5M Male to Female DB9 Serial Cable. This is serial female to male extension cable. There are two connectors such as 9 Pin DB9 Female and 9 Pin DB9 Male. The serial RS-232 software upgrade cable supports PLC program download， monitor communication line. In addition， it has the characteristics of good quality， easy installing and affordable price. I believe that you will feel satisfied. Do not hesitate， come to order it now!<br>                                    Features            Serial female to male extension cableConnector 1: 9 Pin DB9 FemaleConnector 2: 9 Pin DB9 MaleStraight-through (Not a NULL modem cable)Serial RS-232 software upgrade cablePLC program download， monitor communication line<br>                                                            Specifications            Length    1.5M/ 59.05"    <br>Weight    87g / 3.07oz    <br>        <br>        <br>        <br>                                                            Package Includes            1 x New 1.5M Male To Female DB9 serial cable