Contents: 5 jack splitters. Two-way telephone splitter: The 1 to 2 telephone splitter has RJ11 6P6C interfaces on both ends, 1 female to 2 female is used to connect two telephones to one telephone line with RJ11 line, it is more convenient to use two telephones or fax machine. No signal loss: Thick PVC panel, strong and durable, prevent exposed damage, high temperature resistance, longer service life, uses RJ11 6P6C jack splitter, helps extend or repair existing patch cords. This in-line coupler allows faster data transfer without any signal loss. Small and exquisite: Small size RJ11 female to 2 female 6P6C telephone extension adapter, providing a complete solution for voice, home network, home office and audio. Material: High-quality sound, gold-plated copper needle core, stable transmission signal. Good contact and transmission performance, providing a strong guarantee for stable data transmission, simple operation, convenient connection, no static electricity or sound distortion. The RJ11 plastic shell is made of environmentally friendly materials to protect the internal chip structure, with internal insulation, strong anti-interference ability and low signal attenuation coefficient. Wide range of use: The 2-way telephone jack splitter can be used to connect two telephones with RJ11 cables to one telephone line. Telephone line splitters can be used not only for telephones, but also with your telephone unit - for home, home and office.Good quality product