タイトルまたは説明

1. Defenser V is a headset Combines binaural communication,hearing protection and superior situational awareness (Talk-Through）into a lightweight, comfortable and extremely rugged design.
2.Powered by 2xAA/2xAAA battery provide approximately **0 hours of battery life, reduces noise
to a safe level(Utmost at *8dB)but still allows the user to hear environmental sounds. 
3. Noise-canceling boom microphone can be mounted on either left or right side
4. Foldable for easy storage, flexible headband easy to adjust
5.  Comfortably fit under most ballistic helmets, ergonomically-designed ear-cup ensure there is no
interference 
6. Adjust to a pleasant listening level by pressing + -