The KMA 29 audio control panel provides audio system control for thecockpit crew and passengers. The panel also provides an interface tothe passenger address (PA) system, aural warning system, andincludes a marker beacon receiver.The audio panel is used to make audio selections for all audio communicationsto and from the cockpit crew.Audio outputsfrom the panel include a cockpit speaker and headphone jacks (noise-canceling headsets can be used with the audio panel).