feature:

1. The bracket rail adapter is an ARC OPS center helmet rail for FAST series helmets, ACH series helmets and MICH helmets.

2. This bow helmet rail adapter can rotate 360° and move up and down. The clip on the headphone stand can also be rotated. The length of the stand can also be adjusted.

3. High-strength material: The plug wire is made of transparent wire and TEP cap, which is flexible, high-strength, frost-resistant, not easy to age, and hard. The headband of the headphone is made of first-layer cowhide, which is not easy to deform.

4. Silicone earmuffs: The earmuffs are made of silicone instead of ordinary sponge. So the earmuffs are more elastic and firm, and the ears are more comfortable.

5. Chip protection: COMTAC III earphone chip protection film is good, with higher defense ability, anti-mildew, dust-proof and moisture-proof.

6. Headphone plug: military standard 7.0mm plug. The plug cable is made of kraft paper cable and TEP cover. With flexibility, strength and frost resistance, it is not easy to age and harden.

7. These earphones use electronic active noise cancellation and sound capture technology to provide your ears with clearer, more natural sound and protection.

8. Please press the + and - buttons at the same time to turn on the headset (don't hold the + or - button for at least 3 seconds).

Headset Material: ABS plastic
NRR:22dB
Head Circumference: ≤70CM
Earmuffs Material: Silicone
Horn Type: High fidelity dynamic circle speaker
Horn Size: Φ30MM
Horn Impedance: 32Ω±15%
Horn Frequency Range: 100Hz - 20000Hz
Horn SPL: 94±3db (25mw/10mm at 1000Hz)
MIC Type: Removable microphone
MIC Sensitivity: -38db
MIC Impedance: ≤2.2kΩ
Plug Type: Military standard 7.0mm plug
Noise Reduction: Active electronic noise reduction
Pickup Function: Yes
Pickup Adjustment: increase and reduce / + & -
Sound Amplification: Up to 4 times