Portable Microphone with Keypad (IP54)
Ergonomically designed portable microphone with large programmable keys and emergency call button for ease of use and convenience
SM19A1
| Microphone sensitivity | -21dB ±3dB @1KHz |
| Impedance | ≤ 2.2KΩ |
| PTT cycles | ≥100000 |
| Operating temperature | -30°C to +65°C |
