D-Link ADSL Internet Phone Filter Splitter Box Transparent

Telephone RJ11 Line ADSL Modem Filter/Splitter with surge protector. This adapter separates voice signal and ADSL digital signal from telephone signal. Built-in Noise filter, and surge protector. Protect the voice signal and ADSL digital signal from the interference of a telephone and a fax machine and surge in the line. One RJ11 at one end for line. Two RJ11 at the other end for phone and modem.