The ULTRX Bionic Fuse Bluetooth Electronic Earmuff redefines your audio experience, bringing together top-notch sound, comfort, and safety all into one. Experience audio in a whole new light with dynamic wave compression system, coupled with a 6x omni-hearing boost, ensuring high quality sound clarity. Stay connected with Bluetooth compatibility along with its symmetrical microphone response, ensuring crystal-clear communication. Crafted with an air-gel cooling technology to help you remain cool and comfortable during extended use. Not the mention, the plush pillow foam padding of the muff adds an additional layer of comfort. Immerse yourself in rich, synchronized audio with multi-sync harmonics while the USB-C lithium battery keeps you powered throughout your day. Whether you're spending a day at the shooting range or working on a construction site - you're protected The earmuffs rate a high Noise Reduction Rating (NRR) of 22dB. The ULTRX Bionic Fuse Bluetooth Electronic Earmuff is where premium sound, supreme comfort, and ultimate safety converge all unite.