Description

Gerber Electronic Ear Muffs Black Auto Cut Off Over 82dB. Features: * NRR21dB * Two microphones * Cut off immediately when sound over 82dB * 4-5 times sound amplification * Independent electronic circuit on both cups for better performance * Soft padded headband * Low profile design, light weight * Dual knobs for on/off and volume * Adjustable plastic headband to fits all sizes * 3.5mm input jack one side to connect walkie-talkie or cell phone * Powered by 4 x 1.5v AAA batteries (not included).