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Wall Listening Device

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Good quality Portable Explosive Detector for sales
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Wall Listening Device

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China Through Wall Listening Device 4×1.5V  AA Battery Power Transducers 1mW Signal factory

Through Wall Listening Device 4×1.5V AA Battery Power Transducers 1mW Signal

Listen Through Wall Device Specification Power of Signal: 1mW Frequency of Swing: @1KHz,6 Db (attenuation) @300Hz,15 Db Channel Attenuation Separation: >40 Db Stereo Balance Control: ±10 Db Non-linear Harmonic ... Read More
2019-06-20 17:45:16
China Portable Stereo Stethoscope Wall Listening Device With Two Sensors factory

Portable Stereo Stethoscope Wall Listening Device With Two Sensors

Stereo Stethoscope with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings,windows, doors and ... Read More
2019-04-09 13:14:38
China 5W Wireless Listening System With Headset Monitor Earphone 32GB Storage factory

5W Wireless Listening System With Headset Monitor Earphone 32GB Storage

Introduction 1.This wireless listening system consists of wireless transmitting part and receiving part, the wireless transmitting parts can be perfectly fit with a variety of electric equipment as camouflage, ... Read More
2019-02-22 13:49:31
China Stereo Stethoscope Wall Listening Device With Two Sensors Thru Solid Structures factory

Stereo Stethoscope Wall Listening Device With Two Sensors Thru Solid Structures

Stereo Stethoscope with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings,windows, doors and ... Read More
2019-02-22 13:47:16
China 300g Portable Hidden Listening Devices / Spy Bug Listening Device Wireles factory

300g Portable Hidden Listening Devices / Spy Bug Listening Device Wireles

Stereo Stethoscope with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings,windows, doors and ... Read More
2019-02-22 13:46:24
China Two Sensor Long Distance Listening Devices / Listening Through Walls Stethoscope factory

Two Sensor Long Distance Listening Devices / Listening Through Walls Stethoscope

Stereo Stethoscope with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings,windows, doors and ... Read More
2019-02-22 13:44:04
China Light Weight Listening Devices Through Walls  / Long Distance Listening Equipment factory

Light Weight Listening Devices Through Walls / Long Distance Listening Equipment

Stereo Stethoscope with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings, windows, doors ... Read More
2019-02-22 13:42:55
China Long Transmission Wall Listening Device Wireless Listening System Built In Microphone factory

Long Transmission Wall Listening Device Wireless Listening System Built In Microphone

Wireless Listening System One back end can support many front ends Introduction 1.This wireless listening system consists of wireless transmitting part and receiving part, the wireless transmitting parts can be ... Read More
2019-01-14 14:11:22
China High Detection Sensitivity Multi - Function Stereo Listening Through Wall System factory

High Detection Sensitivity Multi - Function Stereo Listening Through Wall System

Multi-function Stereo Listening Through Wall System Model: HWCW-IV Description This multi-function stereo listen through wall device is the most updated one in similar products nowadays, which can give listener ... Read More
2019-01-14 14:11:21
China Adjustable Recording Wall Listening Device With 9V Battery HWCW-IV factory

Adjustable Recording Wall Listening Device With 9V Battery HWCW-IV

Multi-function Stereo Listening Through Wall System Model: HWCW-IV Description This multi-function stereo listen through wall device is the most updated one in similar products nowadays, which can give listener ... Read More
2019-01-14 14:11:21
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