Radians R-3200 Dual Mic is an electronic sound amplification earmuff. Two independent microphones pick up and amplify low sound level noises while compressing sounds that exceed safe levels. Compact folding feature for easy storage. 3.5 mm stereo input jack and patch cable works with most smart devices. Two AAA batteries required.

Features:Amplifies environmental sounds for enchanced hearing;Two microphones;LED On/Off indicator;3.5 mm sterio input jack and patch cable (included) enable playback;NRR 23 dB