The students benefit from the teacher's clearer voice:
- They understand instructions and explanations better.
- They improve their spelling.

The teachers experience concrete benefits:
- 96 % of teachers note an improvement in the pupils' concentration, attention and comprehension.
- 92 % of teachers experience fewer voice problems.

The whole school benefits from the sound field system:
- Up to 60 % fewer sick days caused by voice problems.
- More motivated teachers.