What that means in practice.<\/strong> Most operators start by looking for a comfortable headset for their passengers. What they actually need is a cabin communication system: one that connects every seat at the same time, lets passengers speak freely with each other and with the pilot, and requires no cable at the seat. Until the AUREA H60, the other wireless option most often encountered in the field connected four headsets per base station, with listening capability only: no passenger microphone, no passenger-to-pilot communication.<\/p> Who is writing.<\/strong> Global-sys has designed wireless communication systems for noisy environments since 1997, with customers in more than 100 countries. The company is certified ISO 9001 and EN 9100, the aerospace quality management standard. This guide covers the technical criteria for selecting a helicopter passenger headset, the main solutions available in 2026, and the questions operators ask us most often at HAI Heli-Expo and EBACE.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t Helicopter cabins are among the noisiest environments in which people are expected to hold a conversation. Noise levels inside a typical twin-engine helicopter at cruise speed range from 85 to 95 dB(A)<\/strong>, with low-frequency rotor harmonics concentrated between 10 and 200 Hz. These frequencies are particularly difficult to attenuate passively.<\/p> Every helicopter in operation produces this noise profile. Unlike some modern executive jets, where cabin insulation keeps passive noise levels manageable, no helicopter cabin is quiet enough to make ANR optional. European Directive 2003\/10\/EC sets daily exposure action values of 80 and 85 dB(A) averaged over 8 hours. At 95 dB(A), the upper action value is reached in less than an hour of unprotected exposure.<\/p> Rotor noise has a specific acoustic signature: structured, rhythmic and dominated by low frequencies. Active noise reduction designed for aircraft cabins must address this pattern, which is why purpose-built aviation ANR headsets perform better in helicopters than consumer models engineered for road or office use.<\/p> This distinction comes up every time we demonstrate the AUREA H60<\/a> at a trade show. A pilot headset is designed around a single user communicating with air traffic control. A passenger headset works in a fundamentally different context.<\/p> Passengers do not connect to ATC. They connect to each other, to the pilot on intercom, and to onboard entertainment. The requirement is multi-directional, simultaneous and hands-free<\/strong>. Asking a VIP passenger to press a PTT button every time they want to speak is not an acceptable user experience.<\/p> A wireless system adds a further advantage: the AUREA H60 can be worn on the tarmac and in the lounge before boarding. Hearing protection and communication are active from the moment passengers approach the aircraft, so rotor noise on approach is already attenuated and the pilot can brief the group before they step on board.<\/p> Wired systems have been the default in helicopter cabins for decades, because until recently there was no credible wireless alternative designed for this environment. The Bose A20, a wired ANR headset with microphone, is the market reference for helicopter passenger use. It is robust, well regarded and widely deployed. Plugged into the aircraft intercom, it gives each passenger two-way communication with the pilot and the other passengers.<\/p> Its limitation is structural: one headset requires one physical jack. Many helicopter models do not have enough intercom jacks to equip every passenger at the same time, cables run across the cabin, and the headset cannot be used before boarding. The Bose A30 is the latest model in the Bose aviation line; among the operators we meet, the A20 remains the most widely deployed.<\/p> When operators consider switching from wired to wireless, two practical questions come up consistently. The first is cost: a wireless system represents approximately three times the unit investment of a wired ANR headset. The second is battery management: a wired headset has no battery to charge or replace. Both are real considerations. Demand for the AUREA H60 has nevertheless been strong from the outset, particularly among VIP transport and Oil & Gas \/ offshore operators, where the operational benefits of wireless outweigh the additional investment.<\/p> On the wireless side, DECT offers the best combination of range, voice quality and low latency currently available for this application. It operates in the 1870 to 1930 MHz band, adjusted according to local regulations, which covers every existing market. This band is separate from Wi-Fi, Bluetooth and avionics RF systems. The AUREA H60 offers a range of up to 300 metres in open field and latency below 12 ms. Once a channel is selected, the system is designed to avoid interference with other DECT communication clusters.<\/p> The practical question for operators is installation. A plug-and-play base station such as the Airlink 3085 mobile base<\/a> can be operational within hours, without structural modification and without any certificate to request from the aircraft manufacturer. Depending on their own procedures, some operators carry out an internal airworthiness validation, which they manage themselves. For a fixed base station, the process varies by airframe, and the Global Sys technical team confirms the requirements for the specific aircraft type and regulatory context.<\/p> Before comparing solutions, the following table summarises the six criteria that matter most when specifying a helicopter passenger headset.<\/p>Why Helicopter Cabins Require Dedicated Communication Headsets<\/h2>
Noise levels in helicopter cabins: what the data shows<\/h3>
Passenger headset vs. pilot headset: two different products<\/h3>
Wired cabin systems vs. wireless intercom: the real barriers to adoption<\/h3>
Key Technical Criteria for Helicopter Passenger Headsets<\/h2>