The concealed server headset connects silo communications and carries Lukas’s formal appointment conversation.
A plastic headset is kept in a cloth case fastened inside a server. Plugging it into the proper jack automatically initiates a connection, and Bernard Holland uses it to speak with Silo One. Numbered lines are reached through a jack, with a flashing light above line 17 indicating an incoming call.
Lukas uses the communications headset to call through jack 17 and later accesses the equipment behind a locked server panel to answer Juliette. The headphones now carry the conversation in which he receives his formal appointment.
A plastic headset stored in a cloth case inside a server, connected through a jack to numbered lines.
It is the concealed communications device used for inter-silo calls and Lukas’s appointment.