The ULTRX bionic Bluetooth earmuff revolutionizes your listening experience by combining premium sound, comfort and protection in a sleek design. Featuring Studio Harmonics technology, it delivers crystal-clear audio for an immersive sound experience. The Bluetooth connectivity ensures effortless pairing with your devices, so you can enjoy music or take calls even in loud environments. Designed for all-day wear, the plush pillow foam padding provides superior comfort. Powered by a fast-charging USB-C lithium battery, it keeps you connected without long downtimes. With an NRR of 22 dB, these earmuffs offer reliable noise reduction, keeping your hearing safe in high-noise settings. Meets ANSI S3.19 and ANSI Z87 safety ratings for superior protection and quality assurance Bluetooth 5.3 connectivity pairs effortlessly with your devices, letting you enjoy music or stay connected in loud environments Studio harmonics technology delivers high-fidelity sound quality for an immersive listening experience USB-C lithium battery with 1200 mAh capacity ensures quick charging and long lasting performance Extra padded headband with soft ear cups ensures optimal comfort, even during prolonged use Constructed with a rubberized exterior for enhanced durability and long term use A compact foldable design allows for space-efficient storage and transport ULTRX technology delivers a modern fusion of sound and wave protection for an unparalleled audio experience