Door Entry System 2Way Wired

2 Way Wired Door Entry System – Allows the user to converse with visitors before opening the door – additional function to allow the opening of an electronic lock. 100m Range using 2×0.75mm² cable (Cable Not Supplied). 16 different ringer options, clear audio, weatherproof IP44 Rated outdoor unit, backlit nameplate. – Comes complete with adaptor, fixing screws, wall plugs and mount brackets