Features:Brand New,High Quality.The ADSL Splitter separates voice signal and ADSL digital signal from telephone signal.One RJ 11 at one end for line, two RJ 11 at the other end for phone and modem.Separates voice signal and ADSL digital signal from telephone signal.Protect the voice signal and ADSL digital signal from the interference of a fax machine and a telephone.Package included:Adsl Modem Phone Splitter x 1