| Model | LPB2270BS-HS-12-4.0-R | 
| Rated Voltage | 12VDC | 
| Operating Voltage | 3~16VDC | 
| Current Consumption | ≤12mA | 
| Test distance | 10cm | 
| SPL | ≥95dB @10cm | 
| Resonant Frequency | 4000±500Hz | 
| Tone | Continuous sound | 
| Operating Temperature | -40~ +85℃ | 
| Storage Temperature | -40 ~ +90℃ | 
| Weight | 2.8 g | 
| Carton size | 60×36×36 cm | 
| Quantity | 3000 pcs | 
| Gross Weight | 16.28Kg |