Product name: DB9/RS232/485 adapter Product specifications: 2X male to male Material: metal iron shielding shell (nickel-plated to prevent rust) pin copper 24k gold-plated (good conductive contact) Applicable use: Widely used in various RS232 serial ports and equipment communication fields, used for connection, docking, and extension of various DB9, DB15, DB25 connection lines. It is widely used in PLC controllers, touch screens, LED subtitles, programmers, single-chip computers, CNC machine tools, etc. ​​Package Content ​2PCS X DB9 Adapters Specification:
​3Serial RS232 DSUB connection
​Also used as a coupler, Support RS 232 Serial interface (DB9)
This is a fast and economical method of changing the gender on ‘D’ type ports. Connect two female serial cables together, or convert a 9 pin female/male connection to a 9 pin male/female connection .
Save the cost and hassle of buying a new cable by just changing the gender of your port and using the cable you already have.