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. 3.5mm stereo input jack and patch cable works with most smart devices.
Specifications:

Type
Color	Black/Gray
NRR	23 dB
Quantity	1 Pair
Style	Over the Head
AFT Circuit
Battery	AAA
Compression Circuit
Material