丨Product Features
· Waterproof and dustproof, balancing internal and external pressure.
· Independently developed ePTFE membrane material, offering waterproofing while maintaining excellent sound transmission.
· Water resistance rating: 2 ATM (deep-water protection), acoustic loss < 2 dB
· Waterproof rating: 2 meters for one hour (shallow-water protection scheme); acoustic loss < 2 dB.
· Thin and lightweight, it can be die-cut into any shape.

| Application Areas
· Audio system
· Smart water bottle
· Smart soy milk maker,

Before work （T1）：	Long（mm）：		Voir is the leading supplier of protective ventilation solution products, On-site quantification, theoretical model derivation, If you want to learn more Please call：+86 400-6136683 www.voir-tech.com.cn
After work（T2）：	Wide（mm）：
Temperature（△T）：	High（mm）：
	Volume（mm³）：

After heating(Kpa)：	After heating(mm³)：
△Air pressure(Kpa)：	△Air volume(mm³)：
Balance time(min)：		mm³/min

Manufacturing Base: No. 8, Hexin Road, Ma’an Town, Huicheng District, Huizhou City, Guangdong Province
R&D Centers: Shenzhen | Hangzhou | Wuhan

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