Datasheet

SNR = 30dB
37.5 16.7
2.62.72.3
35.4 19.4 15.1
2000125Frequency
(Hz)
H = 34dB
32.830.2 APVf
(dB)
2.5 2.6
39.8 32.6 14.5
400025063
M = 29dB
31.237.4 13.8
2.4 2.5sf (dB)
39.6 20.4
8000500125
L = 20dB
37.9 34.013.0
4.0 2.1 1.9
36.4 32.5 Mf (dB)
1000250
Optime II Headband Version (H520A)
H = 34dB
33.6 29.3
APVf
(dB)
2.4 2.7
39.2 32.0 14.1
400025063
M = 28dB
32.036.6 14.1
2.32.4 sf (dB)
39.1 20.3
8000500125
L = 20dB
37.8 33.8 12.9
4.2 2.2 2.1
36.232.3
Mf (dB)
1000250
Optime II Neckband Version (H520B)
SNR = 31dB
30.417.7
2.3 2.4 1.6
34.439.3 16.2
2000500Frequency
(Hz)
Technical Datasheet
M = 28dB
31.0 13.0
2.6 sf (dB)
39.9
8000500
L = 20dB
37.3 12.7
2.7 2.0
35.1 Mf (dB)
1000
Optime II Foldable Version (H520F)
SNR = 31dB
17.8
2.4 1.8
35.4 15.9
2000Frequency
(Hz)
H = 34dB
30.2APVf
(dB)
2.5
40.2 14.6
400063
Peltor™ Optime™ II
L = 19dB
36.6 11.8
4.4 2.1
36.2 Mf (dB)
1000
Optime II Helmet Mounted Version (H520P3)
SNR = 31dB
17.7
2.5 1.8
34.7 16.1
2000Frequency
(Hz)
H = 34dB
29.8
APVf
(dB)
2.6
40.2 14.7
400063
M = 29dB
37.2 14.3
2.3sf (dB)
20.2
8000125
Attenuation values