This headset uses full-frequency self-adaption digital reductive noise circuit design, which can filter tremendous noises such as gunfire or motors on battleground. It protects officers’ hearing and improves fighting capacity.
1. Microphone
Microphone type: electret |
Frequency response: 100Hz~8000Hz |
Bias voltage: 1.5V~12V |
Sensitivity: -33dB ±4dB |
Impedance: 150Ω~1000Ω(1kHz) |
Directivity: single directivity |
2. output speaker
Speaker type: magnetic speaker |
Frequency response: 50Hz~12500Hz |
Nominal impedance/power: 32Ω/0.1W |
Sensitivity: -95dB ±4dB |
Specification: Φ27mm |
3. applied specification
Operating voltage: 3V |
Max operating current: 30mA |
Noice-reducing frequency range: 20Hz~20000Hz |
SNR: 26dB |
4. others
Operating environment: -20℃~65℃ |
Products dimension:90*110*140mm |
Weight:350g |
Plug wire for communication:650mm |
◆Noise attenuation
Frequency(Hz) |
63 |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
Noise-reducing value |
11 |
8.7 |
15.1 |
23.7 |
23.2 |
27 |
39.2 |
34.8 |
H=28.8 M=23 L=16.3 SNR=26 |
◆Functional specifications
1. Active noise-canceling headset, three key functions: electronic circuit filter noise + sound amplification + station communication;
2. specially designed big rear wheel volume switch and power button, easy for special forces to adjust with gloves on.
3. Three sound input patterns, environmental perception, wireless and AUX entrance, match individual soldier communication equipments
4. Headset with preloading environmental perception function can detect microphone external sound in a wide range of 45 degree angle and 20meters distance.
5. Sturdy and durable lightweight module design can hardly be damaged in sever environment so to guarantee fighting force.
6. World first patented design for battery tank, one can change the battery by one hand quickly.
7. Battery can sustain continuous working 12days.
8. Perfect water-proof design, headsets work as usual after dipping in water for 3days.
9. Match with FAST helmet, connects with soldier personal radio, then complete a soldier personal communication system.
10. Apply to armies: special forces, aviation, artillery, marine corps, rocket corps and field forces.
11. Various surface figarti , suitable for different troops.
Contact: Gary Lee
Phone: +86-13510034800
Tel: +86-755-88851616
Email: support@npsledlighting.com
Add: ADD: Building C, Huantong Xintian Industrial Zone, No.66 Xinzhang Road, Guanhu Street, Longhua District, Shenzhen,China 518100