sound proof ear muff We can offer different model of earmuff and electronic earmuff with different NRR. ANSI and CE certificat

sound proof ear muff:

*On / Off switch with volume control*Fully adjustable for comfortable fit*Eliminates noise over 85dB*Built-in microphone amplifies low sounds

*Requires (2) AAA batteries (not included)

*Packing: 1pc/Clam shell, with insert. 12pcs/shipping ctn

* NRR:21DB

Eastnova EM500 sound proof ear muff (CE and ANSI )