pasystem Speakers' speakers, for short Speakers for speakers Source of some blasts Set of speakers Rally rental Means of paging doctors overhead Lineup announcement medium, briefly Harrisburg loudspeaker network? Brief announcement medium? Announcement medium Announcement conduit Amplification apparatus Auditorium fixture It's used for announcements Medium for announcements Announcer's medium Way to get one's message across It gets the word out Principal means of address? Medium for school announcements Broadcast medium Message medium Concert setup, briefly Announcement device