High Sensitive Wall Detect Listening Device with Memory card slot (can make audio recording)
Model No: HY-929
Clear reception between the walls.
The needle is for injection into the door or wall.
It also has audio recording function.
Electric Current Exhaust: 10mA
Battery type: 3.7v lithium-battery
Continuous monitoring for 100 hours
Four Audio Choices: A(200MHz); B(800MHz): C(1200MHz); D(partition bougie monitoring)
Sonde's sensitivity: -70db,
max times of amplifying the audio: 2000 times
Penetrability: Cement wall, Steel wall, wooden wall, iron wall, glass and air brick
1 x Wall Listening Device
1 x Power Adapter
1 x Sonde
1 x Bougie
1 x Earphone
1 x User Manual
Memory card not included!
Buy at wholesale price with no minimum order!
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