Earmor M31N Mark 3 active earmuffs for helmets

• Protection against dangerous impulse noise
• Listening to the surroundings through two directional microphones
• Limitation of harmful sounds to 82 dB
• Amplification of low sounds
• 5 operating modes
• Automatic shut-off after 4 hours of inactivity
• NRR: 22 dB
• Response time: under 1 ms
• Standards: IP67 and MIL-STD-416
• 3.5 mm AUX audio input
• Power supply: 2x 1.5 V AAA
• Operating time: up to 4 h
• Housings made of 3 mm thick ABS
• Weight: 306 g
• Color: black

Included: M31N Mark 3, 3.5 mm AUX cable, Velcro mounting set, and instructions.