Introduction :
This buzzer is an active buzzer, which means that it will buzz at a predefined frequency (2300 ±300 Hz) on its own even when you just apply steady DC power.
Features :
- Rated Voltage : 12V.
- Operating Voltage : 4 - 12V.
- Resonant Frequency : 2300 ±300 Hz .
- Operating Temperature : -20°C to 45°C.