BT LTU37a
This LTU is again made by Telspec and seems similar to the other LTU units, it has one LJU for the data circuit and two LJU sockets for an analogue phone connection.
This LTU is again made by Telspec and seems similar to the other LTU units, it has one LJU for the data circuit and two LJU sockets for an analogue phone connection.