Electronic interconnection apparatus adapted to interconnect a plurality of audio equipments, and audio system comprising such an apparatus

An electronic interconnection apparatus adapted for interconnecting a plurality of audio equipment, the apparatus comprising:

• several communication ports, each configured for being connected to a respective audio equipment, one audio equipment being a headgear including at least one amongst a microphone and an audio receiving module, at least one other audio equipment being selected from a radio and an intercommunication system, each communication port being according to a digital communication standard;
• at least one selector configured for selecting, according to a manipulation by an operator, a value of an operating parameter;
• at least one push-to-talk button configured for authorizing, following an action by the operator, the transmission of an audio signal;
• and
• an electronic processing device connected to each selector and to each push-to-talk button, configured for acquiring an input audio signal via one of said communication ports and for delivering an output audio signal to another of said communication ports, the output signal being obtained from the input audio signal.