Boomstick Gun Accessories Electronic Low Profile Noise Cancelling Over The Head Folding Earmuff Noise Safety Hearing Protection Camo 6 times amplification utilizing high frequency directional microphones Automatic cut off when exceeding 82 dB Adjustable headband fits virtually all sizes & includes 3.5mm input for audio devices Noise reduction rating 22 dB Sturdy construction and padded ear cushions allow for years of comfortable repeated use