3M Peltor LiteCom PRO III MT73H7B4D10EU GB Headband Communication Earmuff with Bluetooth, 32 dB SNR, PMR446 Radio, IP68

The 3M Peltor LiteCom PRO III MT73H7B4D10EU GB integrates a PMR446 two-way radio, Bluetooth 4.2 multipoint, and level-dependent ambient listening into a single headband earmuff. Unlike standard passive protectors, it lets you stay connected on noisy job sites without removing your hearing protection.

Highlights

• SNR attenuation of 32 dB (H:32, M:30, L:23) for demanding environments
• Built-in PMR446 radio with 16 channels, 38 CTCSS and 83 DCS codes, 500 mW output
• Bluetooth 4.2 multipoint for simultaneous connection to two devices
• IP68-rated electronics withstand dust and water immersion
• Rechargeable Li-ion battery delivers up to 19 hours of operation

In daily use

The noise-cancelling speech microphone ensures clear transmissions even at high background noise. A voice menu system guides you through settings, while the 3.5 mm auxiliary input allows connection to external audio sources. The headband style provides a secure fit for all-day wear, and the level-dependent function amplifies ambient sounds up to a safe limit, improving situational awareness.

Full specifications

• Attenuation rating (SNR): 32 dB
• Radio type: PMR446 two-way radio
• Radio channels: 16 PMR446 channels
• Subchannels/codes: 38 CTCSS and 83 DCS codes
• Radio output power: 500 mW
• Bluetooth: Yes, Bluetooth 4.2 (Multipoint)
• Auxiliary input: 3.5 mm stereo jack
• Battery type: Rechargeable Li-Ion (ACK081)
• Battery life (operating): Up to 19 hours
• Charging time: Approximately 4 hours
• Microphone: Noise-cancelling speech microphone
• Hearing protection features: Level-dependent ambient listening
• User interface: Voice menu system
• Ingress protection (IP) rating: IP68
• Mounting style: Headband
• Operating temperature: -20°C to +55°C

Final note

The LiteCom PRO III is a complete communication solution for industrial teams, combining robust hearing protection with reliable radio and Bluetooth connectivity.