Note: 1.Its a RS232 serial straight thru cable, DO NOT perform crossover (Null Modem) function. 2.Shielded with standard Foil-Al layer shielding as most cables do, it fits for most of jobs. 3.Its not a 15 pin VGA cable that connects monitor to laptop, is only for RS 232 communication port to interface one system to anther system. Need a serial extension cable long enough to control your legacy equipment, so you can program a outdoor digital sign from the comfort of indoor office? This 1.5 ft serial male to female adapter enables you to extend original serial to serial cord and move the device to a far corner where you need it to reach. 9 pin serial cable male to female is with gold plated pins for superior corrosion resistance ensuring a solid connection.