描述
SPECIFICATIONS
Brand Name: NoEnName_Null
Origin: Mainland China
Certification: none
Lining material: High density sponge
Cup cover thickness: 3mm
Suitable for noise environment: Factory site, school, airport
Scope of use: Study work
NNR: 26
function: Sound insulation and noise reduction
Material: TPU
Noise reduction rate: 33dB
SNR: 32
Wearing mode: Headwear
Choice: yes
semi_Choice: yes






















Brand Tactical Earmuffs Anti Noise Hearing Protector Noise Canceling Headphones Hunting Work Study Sleep Ear Protection Shooting
Wearing method
1. Stretch the headwear to the appropriate "open" position and above the head, and cover the cups over the ears·
2. Loosen the head beam and return to the position, and adjust the height of the cup until the head beam can support the cup and both ears feel comfortable.
3. The soft pad of earmuff should closely fit the head
1. Stretch the headwear to the appropriate "open" position and above the head, and cover the cups over the ears·
2. Loosen the head beam and return to the position, and adjust the height of the cup until the head beam can support the cup and both ears feel comfortable.
3. The soft pad of earmuff should closely fit the head
支付与安全
您的支付信息已安全处理。我们不存储信用卡详细信息,也无法访问您的信用卡信息。
