Details
- Essai des deux oreilles simultanément en moins de 5 secondes
- Capacité d'essai du serre-tête et des protecteurs d'oreille
- Met à l'essai toutes les 7 fréquences, de 125Hz à 8000 Hz
- Essai quantitatif et objectif fondé sur la science
| Manufacturer Part Number | 393-1100 |
|---|---|
| Brands | 3M |
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