Uvital RJ11 6P4C Inline Coupler, Modular Female to Straight Telephone Extension Cable Cord Coupler Adapter Jack White(2 Pack)

This product is used to connect and extend two existing telephone lines with R11 telephone head (6P4C, 6P2C crystal head) at both ends through telephone through box. It has high fidelity sound quality and design, simple and practical, high fidelity design, exquisite workmanship, strong anti-interference ability and low signal attenuation coefficient Small and exquisite, compact and durable: compress all the spare space, accurate signal transmission, high efficiency and durability Oxygen-free copper conductor, contact terminals: high-quality PVC, high fidelity design, exquisite technology Polyethylene, PVC internal insulation: strong anti-interference ability, low signal attenuation coefficient Scope of use: family, study, living room, bedroom, office, business meeting, education, entertainment, etc