Radians r-3400 quad mic is an electronic sound amplification earmuff.Four independent microphones provide a full surround sound experience that amplifies 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.

Color: OD Green Ear Cups w/Black Band
Nrr: 24 dB
Quantity: 1 Pair
Style: Over the Head
Battery: AAA