A British economy field phone for use in rear areas ,an interim replacement for the WW11 models and the introduction of the PTC 414.Basically the PYE 1705 telephone engineers set with dial blanked. These are fitted with a lead to enable use as a ring in phone on most BT/Cable home systems to revert to field use remove lead,insert 3 x D cells and switch to LB mode.fully working
comes with a 12 month warranty