This new aviation headset has advanced Electronic Noise Cancelling technology that assures an amazingly quiet flight. When ENC is active, noise cancellation improves by 12-17 dB. The ENC system and exclusive M-7A noise cancelling electret microphone provide unsurpassed performance and clear crisp transmission and reception. Als...

This is an active noise reduction headset which utilises a portable battery-powered module providing up to 25 hours of use. You'll hear and feel the difference immediately with this modular design. When the ENC is turned ON, low frequency noise cancellation improves by an additional 16-22dB. Comes with a 5-foot straight cable ...

The David Clark H20-10XL headset uses a portable battery module providing up to 25 hours of use. The H20-10XL combines portable ENC technology in a radically different, advanced comfort headset design. ENC technology provides an additional 17-22 dB noise reduction with the ENC turned on. Ideal for blocking out low frequency eng...