Category: Acoustic Vent Membranes
Description: Delivers IP67/IP68 protection with sound transmission and low acoustic loss for speaker, receiver and microphone opening protection.
3M Adhesive Materials · Functional Films · Waterproof Vent Membranes · Die-Cutting
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Shenzhen Xindingchen Electronic Technology Co., Ltd.
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Acoustic vent membranes allow sound waves to pass while keeping water and dust out, avoiding the volume drop and muffled sound caused by protective films. They are the standard protection solution for acoustic openings in mobile phones, earphones and walkie-talkies.
| Item | Description |
|---|---|
| Protection rating | IP67 / IP68 (depending on structure and assembly process) |
| Acoustic performance | Low acoustic loss; refer to the datasheet for exact figures |
| Typical applications | Mobile phone receivers and speakers, TWS earphones, microphones, walkie-talkies, smart wearables |
| Processing | Die-cut with adhesive backing; locating features and pull tabs available |
When selecting, consider opening size, waterproof rating, acoustic specifications and assembly method together. Samples are available for verification.
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