Adaptor ADSL Filter BT431A Plug – RJ11 Socket + BT431A Socket

An adaptor converting a BT431A plug to an RJ11 socket and BT431A socket. Ideal for filtering combined broadband (ADSL) and telephone signals to separate devices.

    RJ14 socket for ADSL connection

    BT431A filtered socket for telephone/fax connection

    Up to 4 filters can be used on a single telephone line