In 1975, David Clark introduced the first headset that was specifically designed to provide sound protection. In addition, this headset also ensured a clear and isolated sound while sending a crisp voice, at normal voice level, in a noisy aircraft.
In 1975, David Clark introduced the first headset that was specifically designed to provide sound protection. In addition, this headset also ensured a clear and isolated sound while sending a crisp voice, at normal voice level, in a noisy aircraft.
