High Strength Through Wall Microphone Sensitive Voice

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Description:

High Sensitivity: High sensitivity of sound from walls, windows, doors panels, with headphones included for quality.
Wide Application: Used for pipeline side leakage, floor heating , water body exploration. Suitable for many kinds of pipelines and ground.
Powerful function: Equipped with charging hole, earphone hole and upward switch knob, adjust.
Easy : Simple operation, close to , window, wall, adjust the volume crisp sound.
Battery Powered: With built in battery, operate and carry.

Specification:

Material: + electronic components
Weight: 66g
Measuring range: within 1m/3.3ft
: Cement wall, , , , glass, cavity brick
Working temperature: -10 Celsius
Power supply: built-in battery

Size Chart:

66x35mm/2.60x1.38inch

Package Includes:

1 Piece Voice Listen Main Machine
1 Piece
1 Piece Earphone

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