Key Players
- The Vanguard Group
- Eartex Ltd
- Eers Global Technologies Inc
- Globalstar Inc
- Honeywell
- Howard Leight (Honeywell)
- OTTO Engineering
- Pyramex Safety Products LLC
- QuietOn Ltd
- Radians
- Sensear Pty Ltd
- Shokz Ltd
- Silynx Communications
- Sonova Holding AG
