About the product
- These DB9 adapters can connect two 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 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
- This serial port is one of the main external interfaces of the computer
- High-quality transmission material, all metal, high shielding, stable and firm structure
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