3M Peltor WS Alert X MRX21A3WS7 Bluetooth Earmuff Headset with FM Radio, Headband, SNR 31 dB, Black/Yellow

High-noise environments make communication difficult and put hearing at risk. The 3M Peltor WS Alert X MRX21A3WS7 solves both problems by combining robust hearing protection with Bluetooth connectivity and an FM radio, so you can stay connected and protected on the job.

Who is it for

Industrial workers, construction crews, forestry teams, and agricultural staff who need reliable hearing protection without losing the ability to communicate or listen to instructions.

Main features

• Bluetooth 4.2 for wireless calls and audio streaming from two devices simultaneously
• Built-in FM radio (87.5–108 MHz) for entertainment or information
• Noise-cancelling boom microphone for clear speech in loud surroundings
• Level-dependent ambient listening function lets you hear important sounds while protecting against harmful noise
• Voice-guided menu and push-to-listen function for easy operation
• IP54-rated protection against dust and water splashes
• Up to 48 hours of Bluetooth streaming or 70 hours of FM radio on two AA batteries (or optional 3M ACK081 rechargeable pack)

Specifications

• Attenuation rating (SNR): 31 dB
• Wearing style: Headband
• Product colour: Black/Yellow
• Bluetooth version: 4.2
• FM radio: Yes
• Microphone type: Noise-cancelling boom microphone
• Battery type: 2 x AA batteries (or 3M ACK081 rechargeable pack)
• Water/dust resistance: IP54
• Voice assistant support: Yes (Siri, Google Assistant)
• Simultaneous Bluetooth connections: 2 devices
• Compliance standards: EN 352-1, EN 352-4, EN 352-6, EN 352-8

Tips

For all-day use, keep a spare set of AA batteries or the rechargeable pack on hand. Adjust the headband for a snug fit to maintain the full SNR rating.