Designed for two-way communication in acoustic noise conditions with a total level of up to 115 dB.
Suitable for operation at temperatures from 0 ºС to 50 ºС and high relative humidity to 98% at temperature of 35 ºС.
| Operating frequency range, Hz | 300 – 3400 |
| The module of the input resistance of the receiving path at a frequency of 1000 Hz, Ohm | 600 ± 120 |
| Output voltage of the transmission path, not less than, mV | 1,25 |
| Noise reduction coefficient at reception in the frequency range from 100 to 400 Hz, not less than, dB | 8 |
| Verbal intelligibility in acoustic noise with a level of 115 dB, not lower,% | 94 |
| Weight, no more | 700 г |
| Cord Length, m | 3 или 7 |
