For Professional Shooting Training --The built-in directional microphone can amplify the range command and other ambient sounds to a safe 82 dB.

--Providing more natural hearing and enhanced communication.

--When the ambient sound reaches 82 dB, it will actively monitor and automatically turn off amplification. Reduce the noise level to 22dB.

--Compact folding design for easy storage.

--It has the function of automatic shutdown (when it does not work after 4 hours) to prolong the battery life.

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Feature:

Super long battery capacity, about 350 hours of playback.

Description:
Product Name: Acoustic Ear Muffs
Product category: ear muffs
Product weight: about 1 pound
Product size: about 11 x 10 x 4cm (single earplug)
Battery type: 2 AAA batteries (not included)
Material: ABS plastic
Energy: battery powered
Sound level: 24 dB
Measurement system: English / standard
Special functional noise reduction level (NRR): 22 dB
Purpose: passive protection
Including components: impact sports earmuff, 3.5 audio connection
Including battery: No
Average battery life: about 350 hours
Packing list:
1 x Acoustic Ear Muffs
1 x 3.5mm Audio Cable
1 x Instruction Manual
1 x Packing Box
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.

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