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 operational guidance without having to remove the headset; features a rotary tuning dial so you can operate your Bluetooth wireless technology enabled device from the headset, eliminating cords; vented headband design with removable padding for use with hats; AM/FM digital radio with enhanced radio performance for clearer sound quality; saves up to 50 stations; noise reduction rating (NPR), 24dB.
Manufacturer: 3M Model Number: 90542-3DC UPC: 076308726539
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