Microphone device УМД-6Д
Produced according to specifications
УМЯИ.467278.007 ТУ
It is intended for operation in security alarm systems and sound information recording systems.

Suitable for operation at temperatures from minus 60 ° C to 55 ° C and at elevated relative humidity up to 98 % at 35 ° C.
Operating frequency range, Hz 150 – 7000
Output voltage at a frequency of 1000 Hz, at a load of 600 Ohms, V 210 ± 60
Supply voltage, V 8,2 ± 0,8
Weight, no more 60 г
Overall dimensions, mm 52 × 41 (без шнура)