- Distinct and pronounced groove
- Strong lines and profile
- Possible to incorporate T-perforation (increased low frequency performance)
- High sound absorption characteristics
- Distinct and pronounced groove
- Strong lines and profile
- Possible to incorporate T-perforation (increased low frequency performance)
- High sound absorption characteristics
- Distinct and pronounced groove
- Strong lines and profile
- Possible to incorporate T-perforation (increased low frequency performance)
- High sound absorption characteristics