Specifications of SM20A1
- Specifications
| Specifications | ||
|---|---|---|
| Dimensions | 223* 69* 53mm | |
| Weight | about 230g | |
| Color | black | |
| PTT Key | available | |
| Emergency Key | none | |
| Connector | 10-pin connector | |
| Microphone Sensitivity | -21±3dB@1kHz 3.0V 2.2K,0dB=1V/Pa | |
| Speaker Power | 30 mW (rated); 50 mW (max.) | |
| Speaker Impedance | 150Ω±15%@1kHz | |
| Speaker Frequency Response | 125±4dB@1kHz at 50mw | |
| IP Rating | none | |
| Operating Temperature | -30~65℃ | |
| Storage Temperature | -40~85℃ | |