Product Description
Electronic earmuffs
1.switch can control the volume
2.the hearing protector not only can proctect you from the noise,but also can turn up the volume to cut off the outside noise.
3.before you turn on it the NRR=24dB
4. Acceptable speech frequency (400 ~ 4000 HZ ), make speak more clearly
5.If the outside noise exceed the 85Db,all the voice will be cut off .Fit for the people who work in a noise environment all day. Also fit for shoot,hunting
6.Needs two 1.5V battery
7.EN352-8
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