The 3M WorkTunes Earmuffs provide comfort and protection whilst working. This modern device offers hi-fi sound quality and allows you to communicate without interrupting your work thanks to its Bluetooth Wireless Technology. Simply connect to your smartphone or other mobile device and enjoy your favourite tracks while going on with your task. These earmuffs feature a noise reduction rating SLC80 29dB or higher when worn properly and is equipped with 40mm high fidelity speakers. Designed to be comfortable even with long periods of use, the 3M WorkTunes Call Connect Bluetooth Earmuffs is also hat-compatible with a low-pressure headband. It comes with a rechargeable battery with an included charging cord for added convenience. This will be your favourite work essential whether it's your mowing the lawn, doing repair work or DIY projects.