Noise-reducing shooting headset
Apply to shooting sportsman, police shooting exercise, military
shooting exercise, shooting club, outdoor hunting, etc
1.sound pick-up microphone
Microphone type: electret |
Frequency response: 100Hz~8000Hz |
Bias voltage: 1.5V~12V |
Sensitivity: -58dB ±5dB |
Impedance: 300Ω~1200Ω(1kHz) |
Directivity: omni-directional |
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: 1.5V |
Max operating current: 3mA |
Noice-reducing frequency range: 250Hz~8000Hz |
Noise-reducing open: ≥85dB |
SNR: 22dB |
4. Others
Operating environment: -20℃~65℃ |
Products dimension:90*110*140mm |
Weight:280g |
◆Noise
attenuation
Frequency(Hz) |
250 |
500 |
1000 |
2000 |
3150 |
4000 |
6300 |
8000 |
Noise-reducing value(dB) |
15.7 |
27.9 |
39.5 |
39.9 |
45.6 |
59.3 |
42.5 |
46.6 |
H=26.8 M=23.1 L=16.3 SNR=22 |
◆Functional specification
1. Microphone automatically shuts off when it detects ambient sudden noise above 85 dB. Noise reduction rating (NRR):20
2. Amplify ambient sounds to a safe 82dB for clear communication
3. Two volume knobs, one built-in each ear cup for easy adjusting volume.
4. Low profile design, slim and compact, easy to carry.
5. Slim, low profile designed ear cups leave clearance for gunstock.
6. Power by 2x AAA batteries, can sustain constant working 24hours each day for 13days.
7. Various surface figarti , suitable for
different environment.
Instruction for replacing battery:
* turn off headset. *pull out earcup from headband and turn earcup 180
degree. * carefully pry off the part between foam and the earcup cover.
*slightly pull the nylon string under battery, then we can get the used battery out easily.
*when insert new battery, remember to put battery over
nylon string in case of easy replacement next time.
*take care of battery polarity, and restore foam and earcup cover.
Contact: Gary Lee
Phone: +86-13510034800
Tel: +86-755-88851616
Email: [email protected]
Add: ADD: Building C, Huantong Xintian Industrial Zone, No.66 Xinzhang Road, Guanhu Street, Longhua District, Shenzhen,China 518100