Designed to work as part of communication equipment, used under a hard hat, helmet.
It works stably at temperatures from minus 30 ° C to 50 ° C and at high relative humidity up to 98 % at a temperature of 35 ° C.
The soft textile headband with a parietal mesh insert is adjustable to the size of the head, provides a comfortable fit and good fixation. In case of contamination, the headband is removed and easily washed with ordinary detergents.
The color of the headband is black.
It is characterized by a reduced size of the headphones, which allows you to use it under protective equipment (helmet, sports cap, etc.).)
The connector and the length of the cord are set according to individual requests.
Operating frequency range, Hz |
200 – 4000 |
The module of the electrical impedance of the telephone at a frequency of 1000 Hz, Ohm |
600 ± 120 (при последовательном соединении), .....150 ± 30 (при параллельном соединении) |
The response of the phone at a frequency of 1000 Hz, not less than, Pa |
8 |
Weight, no more |
90 |
Гарантийный срок |
1 год |