ISOtunes Sport DEFY Slim Earmuffs: Bluetooth Hearing Protection for Shooting

TACTICAL SOUND CONTROL: Proprietary technology that amplifies sounds you want to hear up to 8x their natural volume, while still protecting you from harmful gunshot noises in under 2 milliseconds. 21 NRR NOISE ISOLATION: Most gunshots register between 150 - 170 decibels, which can quickly damage your hearing. Combat those dangerous noise levels and shoot safely all day long. ULTRA-SLIM DESIGN: At just 310 g, this ultra-slim muff weighs 100g less than other leading earmuffs. Enjoy all day performance and comfort, while aligning your sights with ease. ALL DAY BATTERY: Up to 25 hour battery life with two AAA batteries (included). IPX4 DURABILITY: Stands up to the toughest conditions with IPX4 water, sweat, and dust resistance. NOISE-ISOLATING MICROPHONE: Keep in touch with clear communication in loud environments.