1. Material: ABS
2. Number of channels: mono
3. Output sound pressure: 90dB
4. Rated voltage: DC12V
5. Operating voltage: 3-24V
6. Operating frequency: 3300+/-500Hz
7. Operating temperature: -20-+80 degrees Celsius
8. Driving mode: piezoelectric (crystal)
9. Piezo buzzer, high decibel, power on the sound, durable
10. Buzzer will sound continuously, you can easily control the buzzer, is an integrated structure of the electronic sound generator
11. DC power supply, widely used in computers, printers, copiers, alarms, electronic toys, automotive electronics, telephones, timers and other electronic products
12. Size: about 23 x 12mm