JSP® Sonis 3 Helmet Mounted Ear Defenders
Sonis® 3 Helmet Mounted Ear Defender.
The Sonis® range of ear defenders have been designed by the JSP R&D team. Working with a leading UK acoustic engineering research facility they have developed an ear defender that peaks at an unbeaten 36 SNR.
- SNR 36
- High attenuation large cup 112-117dB
- Extreme industrial noise
- Paper mills
- Heavy engineering
- Colour Coding for easy selection