Technical Parameters
| Voltage | DC5V/1A |
| Standby working current | ≤300MA |
| Frequency Response | 250~3000 Hz |
| Ringing level | ≥85dB(A) |
| Anti-corrosion grade | WF2 |
| Ambient temperature | -20~+60℃ |
| Air pressure | 80~110KPa |
| Relative humidity | ≤95% |
| Lead hole | 1-Ø10 |
| Installation method | wall mounted |