1. Max Depth:1~7m
2. Signal Frequency:9.6KHz
3. Audio Frequency : 400Hz
4. Power Supply:DC12V
5. Power Consumption:0.8W
6. Connecting Rod Length: 1.3m
7.  Coil dimension:40cm
8.  Net Weight:6Kg
9. Gross Weight:10.5kg
10. Package Size:800*360*190mm