Designed to work as part of communication equipment, used under a hard hat, helmet.
It works stably at temperatures from minus 50 ° C to 55 ° C and at high relative humidity up to 100 % at a temperature of 35 ° C, as well as low air pressure of 60 kPa (450 mmHg).
The soft textile headband with a parietal mesh insert is adjustable to the size of the head, provides a comfortable fit and good fixation. The color of the headband is black.
The caps are soft, latex, with removable hygienic covers. In case of contamination, the headband and earbud covers are removed and easily washed with ordinary detergents.
The connector is installed MP1-10-6-B with casing 2 ГЕО.346.184 TУ.
On individual request, it can be supplied with or without any connector.
| Operating frequency range, Hz |
300 – 3400 |
| The module of the electrical impedance of the telephone at a frequency of 1000 Hz, Ohm |
600 ± 120 |
| The response of the phone at a frequency of 1000 Hz, not less than, Pa |
6 |
| Weight, no more |
150 |
| Гарантийный срок |
1 год |
