Uvital Duplex Wall Jack Adapter, Male to 2 Female Converter RJ11 6P4C
Sometimes the jacks are recessed in the case of the VOIP unit.
These splitters works great in this situation because it gets the splitter away from the jack a bit with the flexible cable.
It can be easily installed on the phone and handset without any tools.
Does not affect the sound quality because of the advanced technology and high-quality materials.
Great helper to Let your plug 2 phones or devices into a single line :
Specially designed Duplex Wall Jack Adapter lets you plug in 2 phone devices to 1 wall jack. They Can use not only telephone but FAX machine with your VOIP telephony unit。
