Our RJ11 6P4C inline telephone coupler is designed to connect and extend two existing telephone lines with RJ11 (6P4C or 6P2C) connectors, ensuring stable signal transmission and clear audio performance. Featuring a compact and durable construction, this straight female-to-female modular adapter delivers reliable connectivity with low signal attenuation and strong anti-interference performance, making it suitable for both residential and professional telephone line extensions.
Key Features
- Connects and extends two RJ11 telephone lines
- Compatible with 6P4C and 6P2C crystal head connectors
- High fidelity sound quality with low signal attenuation
- Compact, durable, and space-saving design
- Oxygen-free copper conductors for reliable transmission
- Strong anti-interference performance
- PVC and polyethylene internal insulation
What’s Included
- RJ11 inline coupler adapters (2 pack)