A fully connected adaptor to make the wrong connection right. This is a fast and economical method of changing the gender on 'D' type ports. Connect two male serial cables together, or convert a 25 pin male connection to a 25 pin female connection.
Serial RS-232 Connection,
Convert 25 Pin Male to 25 Pin Female,
Connector A: 25 Pin Female,
Connector B: 25 Pin Female