Specifications of SM20A2
- Specifications
| Specifications | ||
|---|---|---|
| Dimensions | 223 mm x 69 mm x 53 mm | |
| Weight | about 340g | |
| Color | black | |
| PTT Key | available | |
| Emergency Key | available | |
| Connector | 10-pin connector | |
| Microphone Sensitivity | -21±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa | |
| Speaker Power | 30 mW (rated); 50 mW (max.) | |
| Speaker Impedance | 150 Ω±15% @ 1 kHz | |
| Speaker Frequency Response | 125±4 dB @ 1 kHz at 50 mW | |
| IP Rating | none | |
| Operating Temperature | –30℃ to 65℃ | |
| Storage Temperature | –40℃ to 85℃ | |