ISOtunes Free Wireless Bluetooth Ear Buds - 22 dB NRR, Black/Lime

ISOtunes Free Wireless Bluetooth Ear Buds are designed for all-day and extended wear by woodworkers, contractors, lawn maintenance professionals and anyone else using power tools or loud equipment. These true wireless work headphones will protect your hearing while increasing your productivity and making your work more enjoyable. ISOtunes Free features an ANSI certified 22 decibel Noise Reduction Rating (NRR) in the Trilogy memory foam ear tips. These ear buds are OSHA compliant for use in the workplace with the SafeMax volume limiting technology. Ultra-lightweight and super-easy to use with 1-button functionality, these earbuds feature IP45 dust, sweat and water resistance. They include a rechargeable battery life of 7 plus hours with an additional 14 plus hours in the travel case, which automatically charges the earbuds as soon as they're put away.