Protetor auricular de comunicação com arco de cabeça 3M Peltor LiteCom PRO III MT73H7B4D10EU GB com Bluetooth, 32 dB SNR, rádio PMR446, 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.