The ULTRX Bionic Fuse Ion Bluetooth Electronic Earmuff combines advanced technology, premium comfort, and superior hearing protection to elevate your audio experience. Equipped with hi-gain microphones and dynamic sound compression, these earmuffs amplify ambient sounds while safeguarding your hearing from harmful noise levels. With Bluetooth 5.3 connectivity, you can seamlessly stream audio or take calls hands-free. Designed for all-day wear, the foam-padded ear cups and ergonomic headband ensure maximum comfort and durability. Powered by two AAA batteries (not included) and offering a Noise Reduction Rating (NRR) of 22dB, these earmuffs are perfect for the shooting range, construction site, or any high-noise environment.