TWS Audio
TWS Audio Waterproof Acoustic Vent MembraneTWS Audio Waterproof Acoustic Vent Membrane
Ultra-thin ePTFE acoustic vent membrane designed for TWS earphones, Bluetooth earbuds and miniature microphones. It provides reliable waterproof protection while maintaining high-fidelity sound transmission for audio devices.
Acoustic & Waterproof Capability
| Property | ePTFE (typical) | Alternative (TPU / non-fluorine) |
|---|---|---|
| Acoustic loss | ≤ 1 dB | 6–10 dB |
| Waterproof rating | IP67 / IP68 | IP67 / IP68 |
| Breathability | 200–12,000 ml/min @ Ø10 mm, 7 kPa | lower / material-dependent |
| Temperature range | −40 to +260 °C | −40 to +120 °C |
Mimoyin does not sell fixed catalog SKUs. We match the acoustic vent membrane to your drawing and required sound-loss / waterproof spec, then produce samples for validation.
Product Overview
The microporous structure of the ePTFE membrane allows air and sound waves to pass freely while blocking water, sweat and dust. It ensures stable acoustic performance and protects sensitive electronic components in compact audio devices.
Core Advantages
- Ultra-low acoustic insertion loss ≤1dB for high-fidelity sound quality
- IP67/IP68 waterproof and sweatproof protection for daily and sports use
- Ultra-thin structure suitable for compact earbud design
- Stable acoustic performance in mass production consistency
- Custom die-cut shapes (round, oval, micro size) available
Main Applications
- True wireless stereo (TWS) earbuds
- Bluetooth sports earphones
- In-ear hearing devices
- Microphone acoustic protection modules
- Portable wireless audio devices
Related Solution
Explore our waterproof breathable membrane system for full material comparison of TPU, ePTFE and PU solutions.
Order Information
- MOQ: 1000 pcs
- Sample Lead Time: 3–5 working days
- Mass Production Lead Time: 7–15 working days
