Modular unit headset

A modular unit (930) with a communication part (950), a reversing unit (940) and a headset connection (970) is adapted to be connected to an electronic host system. (910). The headset connection (970) in the module unit communicates (930) with a module connection (990) in a headset (980). The headset (980) also contains hearing capsules or a speaker (982), a microphone (984) and a control panel (986) in electrical connection with the module connection (990) of the headset (980). The speaker. (982), the microphone (984) and the control panel of the headset communicate with the headset connection (970) in the module unit (930) via the module connection (990) in the headset (980). The reversing unit (940) in the module unit. (930) determines whether the headset connection (970) in the module. (930) is in electrical connection with the communication belt (950) in the module unit (930) or with an electronic audio component (920) in the electronic host system. (910).