ALPINE MusicSafe Pro Transparant

3x

MusicSafe earplugs

2x

filters 16 dB

2x

filters 19 dB

2x

filters 22 dB

1x

cord for earplugs

1x

travelbox

1x

cleaning spray

Frequency Hz

63

125

250

500

1000

2000

4000

8000

FILTER (GOLD): Average noise reduction value dB

15.7

17.8

19.2

21.4

22.9

27.3

27.4

29.4

FILTER (GOLD): Standard deviation dB

6.2

6.5

4.7

4.5

4.3

4.8

3.9

4.8

FILTER (GOLD): Expected noise reduction value dB (APV)

9.5

11.3

14.5

16.9

18.6

22.5

23.5

24.6

FILTER (SILVER): Average noise reduction value dB

11.6

13.5

15.4

17.4

18.7

24.6

25.1

31.4

FILTER (SILVER): Standard deviation dB

4.4

4.9

3.5

2.4

2.6

4.4

5.6

5.6

FILTER (SILVER): Expected noise reduction value dB (APV)

7.2

8.6

11.9

15.0

16.1

20.2

19.5

25.8