| Operating frequency range, Hz | 400 – 4000 |
| Sound pressure level of the telephone at a frequency of 1000 Hz, not less than, dB | 75 |
| The module of the electrical impedance of the telephone at a frequency of 1000 Hz, Ohm | 50 ± 10 (для модификации УМЯИ.468627.006),.... 1000 ± 200 (для модификации УМЯИ.468627.006-01) |
| Paraphonic sensitivity of the microphone, not less than, mV / Pa | 1 (для модификации УМЯИ.468627.006),....... 5 (для модификации УМЯИ.468627.006-01) |
| Weight, no more | 25 г |
| Cord Length, m | 0,8 |
| Overall dimensions, mm | 30 × 30 × 12 |
