Underwater hydrophone Pool leakage detection etc

Description

Hy-03 hydrophone
Applications:
Underwater sound listening, mammal etc.
Detect marine mammals for conservation & research
Detection pool leakage
Education
Magnetic Contact Microphone for music
Specification:
Output impedance >10 Mohm (piezo),
Frequency range (-3dB) 20Hz to 20kHz
Transducer Sensitivity* [dB, re 1V/µPa] -170
Maximum Operating Depth (tested) 4m
For best results use amplifier with high input impedance 1 to 10 Mohm, like HY-11
Operating Temperature Range : -1°C to +50°C
Cable lenght : 3m
Connector: 3.5mm phono mono
If you need a hydrophone amplifier look at HY-11
Weight with cable 50g