Headband Noise-cancelling Hearing Protection and Situational Awareness Headset
Features:
- New generation binaural communication hearing protection high intelligibility, situational awareness headset'
- Applied to commercial intercom, and provide a perfect communication solution in any harsh environments .
- Advanced impulse-noise protection against sudden acoustic shock in excess of 168dB. ensure cut down the instant high noise to the normal range, less than 85dB. and protect your hearing from damage.
- Individual pickup microphone, which enhance situational awareness and monitor the surroundings, Accurate all directional sound perception, to impove the command and control.
- Lightweight, Ergonomic and rugged design, very comfortable to wear. It is the first choice for the users in complex enviroments.
- Foam + Silicone ear pad,very comfortable and excellent passive noise cancelling effect.
- Flexible anti-noise microphone,provide the clear sound quality.
- Volume switch with rotate clockwise 2 seconds for on, total 8 volume shifts very easy to operate.
- Headband+Fast mounting styles for options, suitable for most helmets.
- Interchangeable 2AA batteries, standby 200hours, with the automatic power off after 4 hours-inactivity, ensure long time use.
| Model No |
DF - 3 |
| Place of origin |
China |
| Type |
Noise Reduction and Communication Headphone |
| Max NR Rate |
Limit max impulse noise under 160 db |
| Working Volt |
3V |
| External Sound Amp Ratio |
Standard:1:0.95 |
| Battery Required |
AA battery |
| Working Hours |
More than 200 hours |
| Voice Intelligibility |
Intelligibility > 95% |
| Weight |
<350g Less than 350g |
| Waterproof Level |
IP66 |
| Working Temperature |
-40ºC to +55ºC |
| Storage Temperature |
-57ºC to +71ºC |
| Noise Reduction Rate |
NRR 21dB (SNR 24dB) |
Audited Supplier 
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