ATEX High Attenuation Listen Only Headphone code HTM79P3E-50
High attenuation with optimized acoustic design and large ear space for the best possible sound quality and comfort.
Soft, individually spring-width stainless steel springs headband wires, foam and liquid-filled ear cushions and provide an even and consistent distribution of pressure on the ears for maximum comfort.
Beam mounted earphones that provide the lowest possible resonance and distortion for excellent sound reproduction even in very high noise environments Ex Class: EX II 2G Ex ib IIC T4
Specifications
- Europe
- SNR
- Single Number Evaluation, SNR, is calculated according to EN ISO 4869-2 :. 1995 with a = 1
- It applies to C-weighted noise level measurements to estimate the effective weighted noise level to the ear when hearing protectors are worn.
- ValueType 63 125 250 500 1000 2000 4000 6300 8000
- Att average 17.2 26.4 33.9 37.2 35.4 33.2 37
- Support dev 3.1 2.5 2.7 2.3 2.6 2.4 2
- APV 14.1 23.9 31.2 34.9 32.8 30.8 35
- H (db) 33
- M (db) 31
- L (db) 23
- SNR (db) 32