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Earmuffs with FM radio according to EN 353-2
Features
• combines a performant FM receiver with a top-class earmuff
• designed for people who work in outdoor and indoor environments with high noise level
• increase work efficiency by swiching annoing with FM radio hearing
• excellent signal reception
• comfortable and convenient
• wide, soft foam and fluid-filled sealing cups
• powered by two 1.5 volt AA batteries with a life expectancy of up to 200 hours
• current supply by rechargeable batteries or alkaline batteries AA, 1,5 V
• can be linked to a telephone, CD-player or communications radio (only HTRXS7A3-01)
• also available as helmet mounted earmuffs
| Frequency (Hz) |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
| Mean attenuation (dB) |
17,6 |
26,2 |
34,9 |
37,7 |
33,3 |
35,7 |
36,8 |
| Standard deviation (dB) |
2,9 |
1,8 |
2,5 |
2,6 |
3,4 |
2,1 |
3,3 |
| Assumed prot. (dB) |
14,7 |
24,4 |
32,3 |
35,0 |
29,9 |
33,6 |
33,5 |
SNR=32dB H=32dB M=31dB L=23dB |
