LE-701B is one kind of anti-noise earmuffs. It is designed to protect your hearing from load sources such as power tools, gun, workshop etc.
Noise attenuation test
1. Frequency (HZ): 63 125 250 500 1000 2000 4000 8000
2. Mean Attenuation (DB): 15.1 12.1 13.1 20.1 29.9 28.3 41.3 35.7
3. Standard Deviation: 3.7 2.9 2.8 3.0 4.1 3.5 3.1 7.0
SNR = 23DB
1. Extend headband and place the cups over the ears with headband passing over the head.
2. Settle the headband in position on the head while adjusting the height of the ear cups up or down until feel comfortable.
3. Please keep properly after using.
Cleaning and Care instruction:
Clean the outside of the hearing protector on a regular basis by wiping your equipment with a damp cloth. In order to prevent electronic shock and/or damage to your equipment, DO NOT immerse in water. DO NOT use any chemical substances on this equipment.
Trouble Shooting Guide:
1. Problem: hear surround voice clearly as wearing this earmuffs.
Solution: Adjust the ear cushion position to fully cover the ear.
2. Problem: Feel loose or not comfortable as wearing this earmuff.
Solution: Adjust headband and length left-right ear cup position, until the ear inside the ear cup.
Be sure the ear cushion does'nt press the ear.
No posts found