If you push the talk button it calls the last person to call you. Ku’la was not allowed to use that button.
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(Device lying on ground)
(Alexey picks it up)
Alexey: What the Hell? I haven’t seen one of these since the war. What’s it doing here?
(pushes button and talks into it)
Shard: Ku’la you fool I told you not to–
Shard: Who… who are you?
Alexey: Alexey Brian Gillespie, professor of Arcane Sciences at Amphipolis University, nice to meet you. And you are, miss?
(Shard looks horrified)
(screen blinks off)
(Alexey shrugs, puts Device in pocket)