1. A wireless audio distribution system, comprising: a signal processor combining a plurality of audio inputs and control codes into a serial digital bitstream; a transmitter for wirelessly transmitting the serial digital bitstream; a receiver responsive to the transmitted serial bitstream to selectively produce audio therefrom; a local setting selector for causing receiver to produce audio related to a selected one or more of the plurality of audio inputs in the serial digital bitstream; and a master settings selector for selectively overriding the operation of said local setting selector to cause the receiver to produce audio related to a different audio input not selected by the local settings selector.