An ADSL microfilter is used to separate the phone line connection from the internet connection reducing interference and dropouts or even connection problems. ADSL Microfilter. 1x BT Plug - 1x BT Socket / 1x ADSL Socket.
RJ11 to RJ11 "4M" ADSL 4 Wire Broadband Cable Grey for Router to ADSL Filter
RJ11 to RJ11 "6M" ADSL 2 Wire Broadband Cable Grey for Router to ADSL Filter
RJ11 to RJ11 "6M" ADSL 4 Wire Broadband Cable Grey for Router to ADSL Filter
RJ11 to RJ11 "4M" ADSL 2 Wire Broadband Cable Grey for Router to ADSL Filter
ADSL DSL Internet Broadband Microfilter Splitter Adapter RJ11 BT Sky Phone Modem
RJ11 to RJ11 Cable ADSL BT SKY Broadband Modem Internet DSL Land Line Lead Lot