Manufacturer Data Sheet
Filtered BT socket (no need for a separate micro filter) supplied with termination tool. Master BT socket for use on any ADSL BT telephone line. Comes complete with back box, termination via IDC terminals. Dimensions (L) 68mm x (W) 68mm x (H) 29mm.
Please note that this socket should NOT replace the main master socket as there is no surge protection or provision for filtered extensions off the rear of the socket. There should always be an NTE5 socket with filtered faceplate fitted if this is required.