ECONOMIC EAR MUFFS :
The ear muff is designed to protect from the hazard harmful noisy. Comes with soft foam cushions which provides comfort seal to the skin and will not lead to allergy. Lightweight and suitable for industrial workers who need to wear ear muff for a long time per day. Recommended for landscaping, construction and power equipment operators.
Foam cushions replaceable.
Pass : CE EN352-1, ANSI S3.19 test
SNR: 22.7dB, NRR: 22dB
Frequency HZ |
125 |
250 |
500 |
1000 |
2000 |
3150 |
4000 |
8000 |
Mean Attenuation DB |
5.0 |
14.0 |
29.0 |
31.0 |
32.0 |
32 |
32.0 |
37.0 |
Standard Deviation DB |
4.6 |
2.7 |
3.4 |
4.5 |
5.2 |
4.8 |
4.2 |
6.7 |
NRR: 22dB |