M31H Tactical Hearing Protector for ARC Helmet Rails

Meets the following Hearing Protection Standards:

• Australian Standard: AS/NZS 1270:2002

Product Features:

• Suits FAST Helmet
• Noise reduction rating + NRR22
• 3 levels electronic restoration of ambient sound
• Suppresses harmful noise above 82 dB
• Different reminder tones of ON/OFF and restoration adjusting
• Power by 2xAAA batteries
• Approx.350 hours of operation runtime with new alkaline batteries
• 4 hours auto shut-off mechanism
• Ergonomic designed cups provide super comfortable wearing and sealing
• Replace battery like Flash with 30° twist-to-open cap designed
• Anti-sweat with NANO technology
• Foldable designed for easy portable
• Waterproof in accordance with IPX-5

Includes the Following:

• AUX 3.5mm jack for media players
• Does Not include Helmet or Rails