Switching NoiseGard on/off
To switch the NoiseGard active noise compensation on or off:
| Press the ON/OFF button for approx. one second. |
| |
| When NoiseGard is switched on: |
| – the LED lights up red and |
| – you can listen to music and make telephone calls at the |
| same time. |
Fail safe operation When the batteries are completely discharged, NoiseGard automatically switches off. RT traffic (e.g. ATC) and intercom will still be heard through the headphones.
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