3M 72653 WorkTunes Wireless Hearing Protector w/ Bluetooth Technology, 90542-3DC
- Safe Volume control technology allows for increased Volume, yet corrects to maintain safe levels over an 8-hour work Day
- Audio assist technology provides setup and operational guidance without having to Remove the headset
- Am/FM digital Radio with enhanced Radio performance for clearer sound quality; saves up to 50 stations
- Requires two 1.5 AA batteries (not included).
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