awesafe Electronic Shooting Earmuff, Shooting Ear Protection Noise Reduction

Why choose awesafe Electronic Ear Defenders? awesfae Electronic Ear Defender offers the ultimate in safety and ear protection. The safety is delivered through distortion-free amplification (up to a safe 82 dB) of important low level sounds like range commands and conversation. The protection comes from the instant blocking of any noise above 82 dB. Quality and Technology Insurance: Our over-the-head ear muffs are engineered to work in harsh environments. Two layers of professional noise dampening circuit board, high sealing solid cup and the unique double-shell are used, all combined to achieve an industry-leading NRR. Specification: Operating Temperature: 0℃～50℃. Power Supply: 2AAA batteries (Included). Sound Volume: Max. 82dB. Ear Cushion Material: Sponge. Headband Cushion Material: PU& Foam. Package Contents: Electronic Earmuffs *1. User Manual*1. How to use? Control the volume by sliding the buttom beside the muff. Slide it from right to left when shooting, keep outside noise away from you and protect your hearing. After shooting, slide the buttom from left to the right. Then you could communicate with others without putting the earmuffs down