Inflight communication system

摘要: An inflight communication system is disclosed. In some embodiments, the includes a video display unit (VDU) with detachable module having plurality of user interface elements thereon to facilitate, for example, recovery from failure one in that can be replaced without replacing entire VDU. VDU integrated and/or rendered flight attendant call button reading light control button. public address (PA) bypasses IFE head end servers when delivering PA audio seat audio/visual (A/V) systems, thereby reducing or eliminating risk output on A/V systems due server crashes and improving synchronization between loudspeakers systems.