1. The built-in directional microphone amplifies range commands and other ambient sounds to a safe 82 dB, providing more natural listening and enhanced communication.; 2. Adjustable headband, the headband is padded for comfort and ensures a firm fit; compact folding design for easy storage.; 3. It provides ultimate safety and hearing protection. Safety is provided through distortion-free amplification (up to a safe 82 dB) of important low-level sounds (such as range commands and conversation). The protection comes from instantly blocking any noise above 82 dB.; 4. These earmuffs are designed for use at the range or in the field. They also feature low-profile earcups that won't interfere with aiming.; 5. When connected to an MP3 player or other audio source, the external audio jack allows the earmuffs to double as stereo headphones. r nWe are dedicated to providing you with excellent customer service. No matter what problems you encounter, our professional team will be happy to help you solve them and ensure a pleasant shopping experience._PA