51mm Ultrasonic Annunciation
LDG51 is an ultrasonic annunciator, diameter60mm, height 18mm, sound pressure 95db. direct selling, price concessions，Environmental protection waterproof, Mainly used in expelling mosquitoes, expelling mice, parking guidance and so on.
| 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 |