NRR21dB Independent PCB plate on both side supplys better sounds two microphones,two switches on volume knobs

Name: safety electronic noise blocking ear muff for hunting

Model: EE162

Features:

NRR21dB

Cut off immediately when sound over 82dB to keep your hearing in a safe level

Amplification 8 times to detect the ambient sounds if lower than 70dB

Independent PCB plate on both side supplys better soundsTwo microphones,two switches on volume knobs

Padded soft ear custion

Powered by two AAA batteries on both sides

Steel strip headband durable enough

Strong ABS ear cup

Idea for shooter, hunter and worker involved in noisy surrounding

Frequency HZ	125	250	500	1000	2000	3150	4000	6300	8000
Mean Attenuation(dB).	1.0	15.5	22.2	24.6	33.7	32.4	29	39	39.3
Standard Deviation(dB)	4.3	2.5	2.6	2.6	3.7	2.9	1.9	3.6	3.3

safety electronic noise blocking ear muff for hunting