3M WorkTunes Connect Plastic Hearing Protection Earmuffs with Bluetooth Compatibility

Noise Reduction Rating (NRR) of 24dB. Bluetooth technology lets you seamlessly stream entertainment from your mobile phone and any other Bluetooth enabled device. High-fidelity speakers provide premium sound quality. Integrated microphone lets you make and take phone calls without removing the hearing protection. Cord and antenna-free design lets you move easily on the job. Simple single-button interface allows you to stay focused on the job. Audio assist technology provides operational and set-up guidance–without having to take off the hearing protector. Flexible headband with cutouts to improve comfort when worn with caps. Lightweight, low-profile design is great for extended wear.