A Battery-Powered Two-Way Radio Headset
The SM1B delivers top-tier two-way radio headsets to premier industrial workplaces globally. Expanding upon the features of the SM1R, this headset boasts enhanced connectivity capabilities, seamlessly linking to a broader spectrum of two-way radio models. One of its notable features is a built-in lithium-ion battery, providing reliable power for extended usage, and ensuring uninterrupted communication in demanding work environments.
The SM1B prioritizes user safety and situational awareness. With SENS® Technology, users can remain alert to their surroundings while communicating clearly and effectively. This is crucial in industrial settings where noise can reach hazardous levels, helping users maintain awareness of potential risks while staying connected with their team.
By combining SENS® with user-centric design principles, the SM1B offers unparalleled performance, reliability, and safety, making it the preferred choice for industrial companies seeking superior communication solutions for their workforce.
- Clear two-way radio communication in high-noise environments
- Limit ‘in-ear’ exposure to 82 dB(A)
- Compatible with industry-leading two-way radios via removable wired connection
- 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
- 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)
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 | 2650mAh |
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 | Removable radio cable with PTT module |

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SM1B Headset
ACCESSORIES & CABLES
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.
Sensear is Redefining Hearing Protection in High-Noise Environments
- 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
- 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