Actively listens & Noise Reduction. - A versatile pair of Bluetooth electronic shooting hearing protector that functions great indoors and outdoors and comes with separate volume control that allows you to adjust the volume of music and the ambient noise around you independently. - With the NRR of 22dB and SNR of 27d - B, plus instant shut-off of noise above 82d - B within 0. 01s, this is 10X faster than others earmuff. EpicShot 030 hearing protector is designed for shooting and hunting, but also great for the indoor gun range, operating machinery, and other noisy environments. - Bluetooth 5.0 Technology - Ambient sound amplification & NRR 22dB - Two Omni-directional microphones - Separate volume control & Directional sound - 3.5 mm Audio input jack - Powered by 2 AAA batteries-not included - KEY FEATURES - The shooting earmuffs also featured low-profile cups with cut-outs that are ideal for use with rifles and shotguns, providing complete protection with outstanding comfort in the field or at a shooting range. - Padded ear cushions and padded metal wire frame headband offer ultimate comfort even for a long time using on the gun range for target practice, or in the field. Come with "Snap-in design" ear pads allow for easy maintenance and replacement, don't worry that prolonged wear of earpads breeds bacteria and harm to our ears. - Compact folding design for convenient storage, you just need to fold it up and put it in your suitcase, backpack, ammo box, or wherever you keep your ear muffs. - 36 Hours Playtime at Bluetooth Mode. That makes you focus on what you want to hear, enjoy your music, and videos for 36 hours' long time while automatically reduces loud noises over 82d - B for you. ( Attention: Powered by 2 AAA Alkaline batteries-NOT included )