3M Peltor WS Alert XPI Headset Hearing Protection w/Bluetooth MultiPoint Technology

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  • 3M Peltor WS Alert XPI Headset Hearing Protection w/Bluetooth MultiPoint Technology
  • 3M Peltor WS Alert XPI Headset Hearing Protection w/Bluetooth MultiPoint Technology
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The 3M™ PELTOR™ WS™ ALERT™ XPI Headset is the next generation protective communication solution. With Bluetooth® wireless communication, noise-cancelling boom microphone, integrated FM-Radio and level-dependent function for ambient listening, the WS™ ALERT™ XPI Headset not only helps protect you against hazardous noise, but also makes it easy to make phone calls with both hands free in noisy environments.

Key Features

  • High attenuating hearing protector in two models: stand-alone headband or safety helmet attachment (SNR 30 dB)
  • Bluetooth® MultiPoint Technology for connection to one or two external devices for hands-free talk and streaming
  • Noise cancelling boom microphone for clear speech transmission in noisy environments
  • Level-dependent function for ambient listening to help improve your situational awareness (limited to 82 dB)
  • Push-to-Listen feature to easily and instantaneously listen to your surroundings
  • Built-in FM-Radio with radio volume limited to 82dB
  • Voice guided menu system with announced FM-Radio frequencies
  • Digital station search
  • Ability to store up to 4 favorite stations
  • Auto power off: The headset will turn off after 4 hrs of non-use to save battery
  • Low-battery warning at low battery level
  • To reduce the corrosion caused by sweat the electronics are located in the outer part of the cup
  • Rechargeable option with NiMH batteries
  • Replaceable cushions and foam liners


The 3M™ PELTOR™ WS™ ALERT™ XPI Headset offers Bluetooth® wireless communication in noisy environments or in and out of noise. Useful when users need to be connected to their cell phone throughout the day (e.g. handymen in construction companies, private contractors driving their own machines, farmers in agriculture business, maintenance workers in industrial app

Technical data specifications


  • Headband MRX21AWS6
  • Headband: PVC, PA
  • Headband wire: stainless steel
  • Two-point fastener: POM
  • Cushion: PVC foil and PUR foam
  • Foam liner: PUR foam
  • Cup: ABS
  • Level-dependent microphone for ambient listening: PUR foam
  • Wind shield for speech microphone: ABS, PA
  • Antenna: PE, ABS, TPE
  • Wind Shield: foam
  • Charger jack: stainless steel
  • Helmet attachment/Hardhat MRX21P3EWS6
  • Cup supporting arm: stainless steel

Battery type:

  • 2xAA batteries (Alkaline)

Operating time:

  • Approximately 58 hours (FM radio and level-dependent)
  • Approximately 78 hours (Bluetooth® streaming and level-dependent)

Weight (batteries incl.):

  • MRX21AWS6 (headband): 411 g
  • MRX21P3EWS6 (helmet attachment): 431 g

Bluetooth® Technology:

  • Bluetooth version: 4.2
  • Bluetooth headset profile (HSP): 1.2
  • Bluetooth hands-free profile (HFP): 1.6
  • Bluetooth Advanced Audio Distribution Profile (A2DP): 1.3
  • Audio/Video Remote Control Profile (AVRCP): 1.6
  • Bluetooth Range: Up to 10m (class 2)


  • 27 mm diameter, 100 Ohm

Boom microphone type:

  • Noise cancelling electret microphone

Operating temperature:

  • -20°C (-4°F) to +55°C (131°F) (battery dependent)

Storage temperature:

  • -20°C (-4°F) to +55°C (131°F)

WARNING This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. (California law requires this warning to be given to customers in the State of California.)

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Additional Information

Product ID:
Hearing Protection
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