Earmor's M20 Active Hearing Protectors are lightweight electronic earplugs. They come with two noise reduction modes - inside and outside, which effectively reduce incoming noises above 82 dB . These earplugs are perfect for shooting ranges or other noisy environments like construction sites or production halls.

The M20 has a noise reduction (NRR) of 22 dB and an IPX-4 waterproofing rating. They're also equipped with a battery that allows the device to operate for up to 8 hours, and charge when placed in their portable case. The charging case has its own battery, and comes with a USB-C cable to allow for its own recharging.

Features:

• Notifies the user when battery is low.
• Automatically turns off after two hours of inactivity to conserve battery power.
• Uses Clear Clear Voice Tracking technology to filter incoming noise and improve voice recognition in loud environments.
• Comes with a protective charging case, earpiece covers, and eartips in three sizes (S, M, L), which can be adjusted to the user's preference.

Technical Specifications:

• Noise attenuation value: 22 dB (NRR), 24 dB (SNR)
• Estimated Battery Life: 8 hours per charge.
• Ear Plug Battery capacity: 2 x 40mAh
• Charging Case Battery Capacity: 300mAh
• Waterproof: IPX-4

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