BJKing Bluetooth Hard Hat Ear Muffs, NRR 28dB Adjustable Cap-mounted Ear muff, Helmet Attachable Earmuff

BJKing Bluetooth Hard Hat Ear Muffs, NRR 28dB Adjustable Cap-mounted Ear muff, Helmet Attachable Earmuff

Hearing Protector with Bluetooth 5.0 Technology：Useing hard hat bluetooth earmuffs, providing hearing protection in outside noises. Equipped with a built-in mic and integrated controls, you can easily answer phone calls without removing the earmuffs. The wireless range is up to 80 ft, you can move freely in your work environment and answer phone calls easil. Higher Noise Reduction Level SNR of 28 dB：Using 35D density sound-absorbing foam, the ear cups reduce noise and preserve the human voice. This mode increases the awareness of your surroundings to hear unexpected sounds or calls for help. High noise reduction level of hearing protection: NRR 28dB /SNR 34dB. Comfortable and soft earmuffs for low to moderate noise exposures. (!!Not Active Noise Cancellation!!) Powerful Protection without Sacrificing Awareness：Hard hat bluetooth earmuffs help to dull loud, distracting noises for optimum comfort as well as protecting from permanent hearing damage. You can enjoy music by wireless bluetooth or 3.5 mm AUX input (3.5 mm cord is included) mode. Easy to Use：Hard hat earmuffs feature a universal mounting attachment that fits most helmets (Not Included Full Brim Hard Hat), so you can be fully protected from loud noises, all while still benefiting from the protection of your hard hat. Whether you are working in a manufacturing plant, construction site, airport, operating heavy machinery or wood harvesting. Long Battery Life：Our hard hat Bluetooth earmuffs built-in rechargeable battery, with only 4h charging, you can enjoy the bluetooth hard hat ear muff up to 50 hours, and it's ok if it no power, just with a cable 3.5mm you can use it continued. We recommend please do not wear ear muffs for a long time, take off the earmuffs every 1-2 hours to let your ears breathe fresh air. Caution：Strongly recommends fit testing of hearing protectors. Research suggests that many users will receive less noise reduction than indicated by the NRR due to variation in hearing protector fit, fitting skill and motivation of the user. BJKing Bluetooth Hard Hat Ear Muffs, NRR 28dB Adjustable Cap-mounted Ear muff, Helmet Attachable Earmuff, Bluetooth Hearing Protection Earmuffs for Mowing Construction Workshop