| After-sales Service: | Free Lifetime After-Sales Service |
|---|---|
| Warranty: | 2 Years |
| Measuring Depth: | 0-4 Meters |
| Frequency Range: | 1-7000 Hz |
| Audio Amplifier Gain: | Adjustable Within The Class of 100 |
| Operation Mode: | Spectrum Analysis,Filtering Analysis,Location Mode |
| Customization: |
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