Abstract: A method of controlling a lighting and sound system comprising a controller and a plurality of lighting and sound devices 10 is provided. Each lighting and sound device 10 includes a light, a loudspeaker and a microphone 380. The method comprises receiving an audio instruction from a first user of the system at the microphone of a first device of the plurality of devices. The method further comprises processing the received audio instruction. The method further comprises transmitting the instruction from the first device to the controller. The method further comprises executing an action based upon the processed audio instruction.