abcGoodefg 9 Pin RS-232 DB9 Male to Male Female to Female Serial Cable Gender Changer Coupler Adapter (10 Pack, DB9 Male to Male)

Convert a DB9 male connection to a DB9 male connection, use for serial applications
Low profile to save space! Quickly change the gender, or join two cables together
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
Each changer is molded and fully shielded, preventing any unwanted EMI/RFI interference caused from office equipment
Small and simple design provide convenience for carrying and storing, easy to use and install