1. High sensitivity, instant trigger
2. Sound level: 600db
3. Function: shout, alarm
4. Frequency response: 510Hz
5. Diaphragm material: stainless steel
6. Applicable models: Universal
7. Diameter: 9cm
8. Current: 5A
9. Power supply voltage: 12-24V
10. Size: 21.5x15x7.1cm
11. Gross weight: 900g