Abstract: A communication device for a hearing protection apparatus comprising a hearing protection device is disclosed. The communication device comprises a processing unit, a memory, a radio interface, and a hearing protection device interface. The communication device also comprises a modular button assembly comprising a wireless interface. The processing unit of the communication device is configured to obtain a first input from the hearing protection device and/or transmit a first output to the hearing protection device via the hearing protection device interface. The radio interface comprises a radio connector that comprises terminals for wired connection to a radio unit. The processing unit is configured to obtain a second input from the radio unit and/or transmit a second output to the radio unit via the radio interface.

Abstract: An intercom unit adapted to be removably secured to a strap segment. The intercom unit comprises a recess in a front side, and a through hole. A yoke is releasably fitted in the recess. An elastic cord extends through the through hole and is attached to the yoke so that it together with the yoke constitutes a loop with a first loop segment and a second loop segment. In a first attachment mode, the first loop segment at a first side wall extends around the strap segment and the second loop segment at a second side wall extends around the strap segment.

Abstract: A communication device for a hearing protection apparatus comprising a hearing protection device is disclosed. The communication device comprises a processing unit, a memory, a radio interface, and a hearing protection device interface. The communication device also comprises a modular button assembly comprising a wireless interface. The processing unit of the communication device is configured to obtain a first input from the hearing protection device and/or transmit a first output to the hearing protection device via the hearing protection device interface. The radio interface comprises a radio connector that comprises terminals for wired connection to a radio unit. The processing unit is configured to obtain a second input from the radio unit and/or transmit a second output to the radio unit via the radio interface.

Abstract: Disclosed is a joint assembly for a helmet system. The joint assembly comprises an assembly base, an ear cup arm, a locking element, and a spring assembly. The ear cup arm is pivotably arranged to the assembly base. The locking element is configured to lock the ear cup arm in a first position relative to the assembly base. The spring assembly is configured to move the ear cup arm to a second position relative to the assembly base upon release of the locking element.

Abstract: Disclosed is a joint assembly for a helmet system. The joint assembly comprises an assembly base, an ear cup arm, a locking element, and a spring assembly. The ear cup arm is pivotably arranged to the assembly base. The locking element is configured to lock the ear cup arm in a first position relative to the assembly base. The spring assembly is configured to move the ear cup arm to a second position relative to the assembly base upon release of the locking element.

Abstract: A headset includes: a first ear cup comprising one or more first output transducers for provision of first sound based on a first audio input signal; and a second ear cup comprising one or more second output transducers for provision of second sound based on a second audio input signal; wherein the first ear cup comprises a first communication interface configured to communicatively connect to a first external device; wherein the second ear cup comprises a second communication interface having a second device connector configured to communicatively connect to a second external device; wherein the first ear cup and the second ear cup are interconnected by one or more interconnection cables; wherein the headset comprises one or more electronic circuits configured to enable the first external device to exchange non-audio data with the second external device via the one or more interconnection cables.

Abstract: A communication device for a hearing protection system comprising one or more hearing protection devices. The communication device comprises a processing unit, a memory, and an interface. The interface comprises a first hearing protection device interface comprising a first connector for connection of a hearing protection device. The interface comprises a second hearing protection device interface comprising a second connector for connection of a hearing protection device. The first connector and the second connector are of the same connector type.

Abstract: A communication apparatus, a communication system, a related method, and a server device is disclosed. The communication apparatus comprises a communication device, a sensor interface device comprising a sensor interface configured to connect with a plurality of sensor devices including a first sensor device and a second sensor device, a memory, and a processing unit. The processing unit is configured to: obtain first sensor data via a first sensor interface of the sensor interface; obtain second sensor data via a second sensor interface of the sensor interface; and determine user data based on the first sensor data and the second sensor data.

Abstract: A communication device and an accessory device for a communication system is disclosed, the accessory device comprising a memory and an interface, wherein the memory comprises first coupling data comprising a first index parameter and a second index parameter, and wherein the accessory device is configured to output the first coupling data to a communication device via the interface.

Abstract: The earcup comprises a housing wall separating an inner cavity inside the earcup from space surrounding the earcup, and an electroacoustic transducer with a diaphragm. The diaphragm is configured to emit sound into the surrounding space from a front side of the diaphragm. A gas in the inner cavity has a first pressure that exerts a force on the back side of the diaphragm. The earcup further comprises a displaceable wall that fluidly divides the inner cavity into a first sub-cavity containing the gas and a second sub-cavity containing one or more fluids, and one or more openings in the housing wall that fluidly connect the second sub-cavity with the surrounding space. The displaceable wall is configured to be displaced by oppositely directed forces exerted respectively by the first pressure and by a second pressure of the one or more fluids.

Abstract: Disclosed is a joint assembly for a helmet system. The joint assembly comprises an assembly base, an ear cup arm, a locking element, and a spring assembly. The ear cup arm is pivotably arranged to the assembly base. The locking element is configured to lock the ear cup arm in a first position relative to the assembly base. The spring assembly is configured to move the ear cup arm to a second position relative to the assembly base upon release of the locking element.

Abstract: A system for locating an audio event. The system comprises multiple audio device configured for being interconnected to form a wireless network. Each audio device system comprises one or more microphones, a memory, a wireless communication interface, a location module for determining position data of the audio device system, and a processing unit. The system further comprises a central processing unit. The central processing unit is configured to receive audio device system signals and position data associated with each respective audio device signal from the audio device systems, and to determine an audio event and a position of the audio event based on the audio device system signals and the position data.

Abstract: A clip for removably securing a device to straps, includes: a main part comprising a first main part, a second main part, and an intermediate part, the main part configured to couple to the device; a first hook part at a first end of the main part, the first hook part comprising a first front facing towards a first surface of the main part; and a second hook part at a second end of the main part, the second hook part comprising a second front facing towards a second surface of the main part; wherein the first front overlaps with less than or equal to 75% of a length of the main part, wherein the second front overlaps with less than or equal to 25% of the length of the main part; and wherein the first main part and the second main part are offset relative to each other.

Abstract: A clip for removably securing a device to straps, includes: a main part having a first main part, a second main part, and an intermediate part, the main part configured to couple to the device; a first hook part at a first end of the main part, the first hook part having a first front facing towards a first surface of the main part; and a second hook part at a second end of the main part, the second hook part having a second front facing towards a second surface of the main part; wherein the first front overlaps with less than or equal to 75% of a length of the main part, wherein the second front overlaps with less than or equal to 25% of the length of the main part; and wherein the first main part and the second main part are offset relative to each other.

Abstract: A control unit to be connected to a at least one other device of a communication system, which communication system is adapted to be worn by a person. The control unit is adapted to be removably secured in a securing position between a strap segment and a loadbearing panel. The control unit comprises a user interface for controlling the at least one other device, an elongate main body, which extends in a first direction between a first end and a second end and has a front side facing the strap segment in the secured position and a rear side facing the load-bearing panel in the secured position. The front side has a first recess to receive the strap segment in the secured position of the control unit.

Abstract: A hearing protection apparatus, a related method, and a server device is disclosed. The hearing protection apparatus comprises a set of microphones comprising a first microphone and a second microphone; a first positioning device for provision of first position data of the hearing protection apparatus; and a communication device connectable to the first microphone and the second microphone and the first positioning device, the communication device comprising a processing unit and an interface; wherein the processing unit is configured to: obtain a first audio input signal from the first microphone and a second audio input signal from the second microphone; determine first audio data based on the first audio input signal and the second audio input signal; and transmit the first audio data and the first position data to a radio unit.

Abstract: A headset includes: a first ear cup comprising one or more first output transducers for provision of first sound based on a first audio input signal; and a second ear cup comprising one or more second output transducers for provision of second sound based on a second audio input signal; wherein the first ear cup comprises a first communication interface configured to communicatively connect to a first external device; wherein the second ear cup comprises a second communication interface having a second device connector configured to communicatively connect to a second external device; wherein the first ear cup and the second ear cup are interconnected by one or more interconnection cables; wherein the headset comprises one or more electronic circuits configured to enable the first external device to exchange non-audio data with the second external device via the one or more interconnection cables.

Abstract: A clip for removably securing a device to straps, includes: a main part comprising a first main part, a second main part, and an intermediate part, the main part configured to couple to the device; a first hook part at a first end of the main part, the first hook part comprising a first front facing towards a first surface of the main part; and a second hook part at a second end of the main part, the second hook part comprising a second front facing towards a second surface of the main part; wherein the first front overlaps with less than or equal to 75% of a length of the main part, wherein the second front overlaps with less than or equal to 25% of the length of the main part; and wherein the first main part and the second main part are offset relative to each other.

Abstract: A communication device for a hearing protection system comprising one or more hearing protection devices. The communication device comprises a processing unit, a memory, and an interface. The interface comprises a first hearing protection device interface comprising a first connector for connection of a hearing protection device. The interface comprises a second hearing protection device interface comprising a second connector for connection of a hearing protection device. The first connector and the second connector are of the same connector type.