3Pcs Phone Jack Splitter 6P4C 2Way Socket Adapter Telephone Extension Cord Well
(2) One end is 6P4C male plug and the other end is dual 6P4C RJ11 female sockets. Item included: 3 x Phone Jack Splitter. 4) Plug the device you need to connect to the female socket, then the male socket is connected to the wall jack.