4P4C telephone three-way head telephone splitter one minute two connector RJ11 adapter

Type: RJ-11 four core interface
Application: Connect one end of a telephone line with an RJ11 telephone head (4P4C crystal head) to any port of the telephone line 1 point 2 Adapter, which can realize one line input and two line output. It is used to extend the telephone line, etc., the connection is reliable, the appearance is beautiful, and the product is resistant to expansion and docking. It is the first choice for expanding the telephone line, docking the telephone line, and extending the telephone line.
Tip: The internal connection of this adapter is a pure physical connection, so the two lines of the output are not supported at the same time.