It is one kind of piezoelectric geophone used of exploration in deep water. With features of good stability, super sealing performance, nondirectional and high sensitivity, it is widely applied for prospecting in ocean, reservoir and river.

Specification：
DC Resistance: 160Ω±15%
Sensitivity: 6.5V/ba±15%
Natural frequency: 10Hz±15%
Length of cable: 1 meter
Connector: HARME-4 waterproof takeout
Dimensions: Φ52*135mm
Weight: 300g
Applicable depth: 0.5~200 meter