A power and data hub for a communication device being or forming a part of a hearing protection system comprising a hearing protection device, the power and data hub comprising: - a hub housing; - a first primary interface configured to communicate with a radio unit to communicate primary audio, control signals, primary power input, and primary data; - a second primary interface configured to communicate with a communication device to communicate secondary audio, the control signals, and primary power output; - a first secondary interface configured to communicate secondary data and secondary power output with a first peripheral device connectable to the first secondary interface; - a second secondary interface configured to communicate secondary data and secondary power output with a second peripheral device connectable to the second secondary interface, - a power management device configured to control the primary power output and the secondary power output of the power and data hub, and wherein to control the primary power output and the secondary power output of the power and data hub comprises to distribute the primary power input received via the first primary interface between the second primary interface, the first secondary interface, and the second secondary interface, - a data management device configured to transmit or receive primary data to/from the first primary interface and to convert and/or distribute secondary data to/from the first secondary interface and the second secondary interface, - wherein the first primary interface comprises an audio terminal, a control terminal, a data terminal, a power terminal, and a ground terminal, and the second primary interface comprises an audio terminal, a control terminal, a power terminal, and a ground terminal, and - wherein the audio terminal of the first primary interface is connected to the audio terminal of the second primary interface, and the control terminal of the first primary interface is connected to the control terminal of the second primary interface. - a hub housing; - a first primary interface configured to communicate with a radio unit to communicate primary audio, control signals, primary power input, and primary data; - a second primary interface configured to communicate with a communication device to communicate secondary audio, the control signals, and primary power output; - a first secondary interface configured to communicate secondary data and secondary power output with a first peripheral device connectable to the first secondary interface; - a second secondary interface configured to communicate secondary data and secondary power output with a second peripheral device connectable to the second secondary interface, - a power management device configured to control the primary power output and the secondary power output of the power and data hub, and wherein to control the primary power output and the secondary power output of the power and data hub comprises to distribute the primary power input received via the first primary interface between the second primary interface, the first secondary interface, and the second secondary interface, - a data management device configured to transmit or receive primary data to/from the first primary interface and to convert and/or distribute secondary data to/from the first secondary interface and the second secondary interface, - wherein the first primary interface comprises an audio terminal, a control terminal, a data terminal, a power terminal, and a ground terminal, and the second primary interface comprises an audio terminal, a control terminal, a power terminal, and a ground terminal, and - wherein the audio terminal of the first primary interface is connected to the audio terminal of the second primary interface, and the control terminal of the first primary interface is connected to the control terminal of the second primary interface.