Geluidsdemper 25.6 dB
Rode ABS kappen met PVC kussens met lederen afwerking.
Beweegbare hoofdbeugel in 3 posities aanpasbaar
Gewicht : 166 g.
| |||||||||||||
| Hz | Frequency | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | ||||
| dB | Mean attenuation | 18.1 | 15 | 18.3 | 26.8 | 37.5 | 29.5 | 35.8 | 36.1 | ||||
| dB | Standard deviation | 4.1 | 2.7 | 3.3 | 2.0 | 4.1 | 2.9 | 3.3 | 5.8 | ||||
| Effective protection | 14 | 12.3 | 15 | 24.8 | 33.4 | 26.6 | 32.5 | 30.3 | |||||
