An electronic interconnection apparatus adapted for interconnecting a plurality of audio equipment (14, 22, 24, 26), the apparatus comprising: - several communication ports (28, 30, 32, 34), each configured for being connected to a respective audio equipment (14, 22, 24, 26), one audio equipment (14, 22, 24, 26) being a headgear including at least one amongst a microphone and an audio receiving module (14, 22, 24, 26), at least one other audio equipment (14, 22, 24, 26) being selected from a radio (22, 24) and an intercommunication system; - at least one selector (56, 58) configured for selecting, according to a manipulation by an operator, a value of an operating parameter; - at least one push-to-talk button (60, 62, 64, 66) configured for authorizing, following an action by the operator, the transmission of an audio signal; - an electronic processing device connected to each selector (56, 58) and to each push-to-talk button (60, 62, 64, 66), configured for acquiring an input audio signal via a communication port (28, 30, 32, 34) and for delivering an output audio signal to another communication port (28, 30, 32, 34), the output signal being obtained from the input audio signal; each communication port (28, 30, 32, 34) being according to a digital communication standard; - a management module configured for managing a configuration of at least one of the communication ports (28, 30, 32, 34), of the at least one selector (56, 58) and of the at least one push-to-talk button (60, 62, 64, 66); the apparatus extends along a direction of extension, and the management module is further configured for modifying said configuration upon detection of a change of orientation of the apparatus with respect to the direction of extension - several communication ports (28, 30, 32, 34), each configured for being connected to a respective audio equipment (14, 22, 24, 26), one audio equipment (14, 22, 24, 26) being a headgear including at least one amongst a microphone and an audio receiving module (14, 22, 24, 26), at least one other audio equipment (14, 22, 24, 26) being selected from a radio (22, 24) and an intercommunication system; - at least one selector (56, 58) configured for selecting, according to a manipulation by an operator, a value of an operating parameter; - at least one push-to-talk button (60, 62, 64, 66) configured for authorizing, following an action by the operator, the transmission of an audio signal; - an electronic processing device connected to each selector (56, 58) and to each push-to-talk button (60, 62, 64, 66), configured for acquiring an input audio signal via a communication port (28, 30, 32, 34) and for delivering an output audio signal to another communication port (28, 30, 32, 34), the output signal being obtained from the input audio signal; each communication port (28, 30, 32, 34) being according to a digital communication standard; - a management module configured for managing a configuration of at least one of the communication ports (28, 30, 32, 34), of the at least one selector (56, 58) and of the at least one push-to-talk button (60, 62, 64, 66); the apparatus extends along a direction of extension, and the management module is further configured for modifying said configuration upon detection of a change of orientation of the apparatus with respect to the direction of extension