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SM1B-Ex:

smartMuff Battery-Powered - Intrinsically Safe (ATEX)

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A Battery-Powered Two-Way Radio Headset for Hazardous Locations (ATEX)

The SM1B-Ex redefines communication in hazardous industrial environments, delivering exceptional two-way radio performance with intrinsically safe certification for explosive atmospheres. The SM1B-Ex extends connectivity to a broad range of two-way radio models, ensuring seamless integration into critical communication networks. Its built-in lithium-ion battery delivers dependable, long-lasting power, supporting uninterrupted communication in the most demanding environments.

Safety and situational awareness are paramount with the SM1B-Ex. Being equipped with SENS® Technology enables users to hear environmental sounds while communicating clearly, ensuring heightened awareness of potential hazards in high-noise workplaces. This dual functionality enhances team coordination while promoting a safer working environment.

Combining cutting-edge SENS® Technology with a rugged, intrinsically safe design, the SM1B-Ex is the top choice for industrial teams operating in hazardous locations, providing unmatched reliability, safety, and communication performance.

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SM1B-Ex Headband
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SM1B-Ex Behind-the-Neck
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SM1B-Ex Helmet Mount
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  • Limit ‘in-ear’ exposure to 82 dB(A)
  • Clear two-way radio communication in high-noise environments
  • Compatible with industry-leading two-way radios via removable wired connection 
  • Built-in rechargeable battery (Li-ion Polymer, 5-hour charge time)
  • 24-hour battery life for use in multiple shifts
  • Available in Headband (27 dB NRR), Behind-the-Neck (24 dB NRR), or Helmet Mount (23 dB NRR) style
  • Talk face-to-face via SENS® Technology - remain aware of surrounding noises and hazards
  • Enhances speech while suppressing background noise to a safe level (for face-to-face conversations) 
  • Noise-canceling boom mic (VOX capable)
  • Intrinsically Safe certified: ATEX, IECEx, UL 913 8th, UL 60079-0, UL 60079-11, CSA 60079-0, CSA 60079-11

NOTE: We will gladly repair or replace your Sensear product, at our discretion, with one of equal or greater value under our 1-year guarantee. This warranty does not cover abuse, alteration, theft, loss, or unauthorized or unreasonable use of your Sensear product. This warranty does not cover accessories.

General

IP Rating IP54
Power 2250mAh Li-ion Polymer Battery, 24 hours, 5-Hour Charge Time


Hearing Protection

Volume limiter 82 dB(A) [programmable] – only applicable when the headset is powered on
Region Australia / NZ USA / Canada Europe
Standard AS/NZS 1270 ANSI S3.19 EN352-1/EN352-3
Result SLC80 NRR SNR
HB 31dB, Class 5 27dB 33dB
BTN 27dB, Class 5 24dB 30dB
HM 26dB, Class 5 23dB 31dB


Communication

360o Situational Awareness 95 dB(A)
Voice transmission Boom microphone – noise canceling, VOX capable
Face-to-Face SENS® mode (< 95dB)
Two-Way Radio Radio cable with PTT module
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Sensear and SENS® Technology

Sensear is a global leader in developing and manufacturing best-in-class digital over-the-ear and in-ear industrial headsets for use with two-way radio and Bluetooth® communication devices.

Sensear's patented SENS® Technology simultaneously enhances speech and suppresses background noise so that users can verbally communicate, protect their hearing, and still maintain 360° situational awareness of their surroundings in noisy environments such as oil & gas, mining, construction, heavy manufacturing, and other industrial workplaces.

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Sensear is Redefining Hearing Protection in High-Noise Environments

With continuous product innovation, our patented SENS® Technology simultaneously enhances speech and suppresses background noise so users can communicate, protect their hearing, and maintain 360° situational awareness of their surroundings in noisy environments. Whether communicating face-to-face, short-range, or via cable or Bluetooth®, or all three; Sensear’s industry-leading technology supports companies focused on enhancing communications, productivity, and employee safety.
speech enhancement
  • Isolates and enhances speech
  • Real-time speech separation
  • Face-to-face
noise suppression
  • Suppresses background noise to a safe level
  • Enables speech to be heard above background noise
sens technology
  • 360° Situational Awareness
  • Safe Communication
  • Hearing Protection
headphone
  • Isolates and enhances speech
  • Real-time speech separation
  • Face-to-face
  • Suppresses background noise to a safe level
  • Enables speech to be heard above background noise
  • 360° Situational Awareness
  • Safe Communication
  • Hearing Protection

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