Hearing protection system comprising a hearing protection device and a communication device configured for wireless communication with the hearing protection device, the communication device comprising a processor and an interface, the interface comprising a user interface including one or more buttons; a radio interface for communication with a radio unit; and a hearing protection device interface for wireless communication with the hearing protection device, the hearing protection device comprising: an earpiece device comprising a first connector, a first earpiece, and a second earpiece, the first earpiece comprising a first primary microphone and a first receiver wired to the first connector and the second earpiece comprising a second primary microphone and a second receiver wired to the first connector; and a processing device comprising a processor, an earpiece interface comprising a first connector for forming a mechanical and electrical connection with the first connector of the earpiece device, and a wireless communication interface, wherein the processor of the processing device is configured to receive a first microphone input signal from the first primary microphone; process the first microphone input signal for provision of a first primary output signal for the first receiver based on the first microphone input signal; receive, via the wireless communication interface of the processing device, a communication request from the communication device; and in response to receipt of the communication request, communicate with the communication device via the wireless communication interface. the communication device comprising a processor and an interface, the interface comprising a user interface including one or more buttons; a radio interface for communication with a radio unit; and a hearing protection device interface for wireless communication with the hearing protection device, the hearing protection device comprising: an earpiece device comprising a first connector, a first earpiece, and a second earpiece, the first earpiece comprising a first primary microphone and a first receiver wired to the first connector and the second earpiece comprising a second primary microphone and a second receiver wired to the first connector; and a processing device comprising a processor, an earpiece interface comprising a first connector for forming a mechanical and electrical connection with the first connector of the earpiece device, and a wireless communication interface, an earpiece device comprising a first connector, a first earpiece, and a second earpiece, the first earpiece comprising a first primary microphone and a first receiver wired to the first connector and the second earpiece comprising a second primary microphone and a second receiver wired to the first connector; and a processing device comprising a processor, an earpiece interface comprising a first connector for forming a mechanical and electrical connection with the first connector of the earpiece device, and a wireless communication interface, wherein the processor of the processing device is configured to receive a first microphone input signal from the first primary microphone; process the first microphone input signal for provision of a first primary output signal for the first receiver based on the first microphone input signal; receive, via the wireless communication interface of the processing device, a communication request from the communication device; and in response to receipt of the communication request, communicate with the communication device via the wireless communication interface. receive a first microphone input signal from the first primary microphone; process the first microphone input signal for provision of a first primary output signal for the first receiver based on the first microphone input signal; receive, via the wireless communication interface of the processing device, a communication request from the communication device; and in response to receipt of the communication request, communicate with the communication device via the wireless communication interface.