| Model | LDG51 | 
| Rated Voltage | 5.5Vp-p | 
| Operating Voltage | 1~3Vp-p | 
| Test distance | 50cm | 
| SPL | ≥95dB @50cm | 
| Resonant Frequency | 20000±5000Hz | 
| Operating Temperature | -20~ +70℃ | 
| Storage Temperature | -30 ~ +80℃ | 
| Weight | 5.5g | 
| Carton size | 47×33×37cm | 
| Quantity | 600pcs | 
| Gross Weight | 6.2Kg |