isotunes pro bluetooth earplug headphones, 27 db noise reduction rating, 10 hour battery, noise cancelling mic, osha compliant bluetooth hearing protector (safety orange) isotunes meet isotunes pro, the rugged wireless work earphones that allow you to stream music and take calls in loud environments, while keeping your ears protected. with an ansi-certified noise reduction rating of 27 db, isotunes pro offers greater noise reduction than any other in-ear headphones available today. but that's not all. isotunes pro's signature noise isolation is coupled with a steady state noise cancelling mic for clear calls in loud environments, premium aptx streaming sound quality, a custom fit memory wire for stability during rigorous work or exercise, ipx4 water and sweat resistance, and bluetooth 4.1 + edr compatibility. this bluetooth hearing protector is 100% osha compliant for use in the workplace. if you're looking for wireless earplug headphones that will last all day and weather any environment, look no further than isotunes pro. they're a perfect fit for lawncare workers, manufacturing workers, builders, contractors, and office workers alike. they'll accompany you on long international flights or a string of domestic flights without needing a recharge. they'll go wherever you go, whether for work or for play, with the promise of a secluded listening experience like you've never had before. try the bluetooth earplugs that are keeping workers around the world connected and protected.