Gas Mask equipped with radios. And it has clear radio sound and small sound loss

MF14 Gas Mask

Gas Mask equipped with radios. And it has clear radio sound and small sound loss

1 expiratory resistance: ≤98Pa (30L/min)

2 Visual Field: Total visual field: ≥75%

3 Binocular visual field: ≥60%

4 The downside visual field: ≥40 degree

5 Transmission rate of oil mist: ≤0.0005%

6 Mask air leakage factor: ≤0.0005%

7 storage life: can be storied in five years

Gas Mask