With its carefully designed speaker system and excellent attenuation, the HT series listen-only communications headset helps provide clear sound reproduction and communication in high-noise environments. These versatile hard hat mount headsets are designed with a wide selection of connectors, which enable them to be used with most speaker microphones, VHF/UHF radios or personal entertainment devices in high-noise areas.

The HT series listen only communications headset also features:

• Hard hat mountable
• Earcups with liquid and foam-filled comfort cushions for long wear and optimum seal
• Adjustable, noise-canceling microphone
•  Flexible, insulated connection cords made from durable polyurethane
•  Possible industries or applications include: heavy equipment operators, airports, manufacturing, construction, agricultural, racing, oil rigs, petroleum refineries

NRR 23dB*

The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.

3M is Leading the Advancement of Hearing Conservation(TM).

Download the Comtac III User Manual here.

Note: Effective March 5, 2020, this product has been discontinued by the manufacturer 3M corporation and has been replaced by the CH-3 Listen Only Hard Hat Attachment