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Multifunction Stereo Wall Listening Device Built In 9V Battery

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Beijing Heweiyongtai Sci & Tech Co., Ltd.

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Multifunction Stereo Wall Listening Device Built In 9V Battery

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Brand Name :	HEWEI
Model Number :	HWCW-IV
Certification :	YES
Price :	USD per set FOB Shenzhen
Payment Terms :	T/T
Supply Ability :	100 sets per month
Delivery Time :	20 working days

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Multifunction Stereo Wall Listening Device Built In 9V Battery

3.5” standard interface Headphone output, Multi-function Stereo Listen Through Wall System

Multi-function Stereo Listen Through Wall System

Description

This multi-function stereo listen through wall device is the most updated one in similar products nowadays, which can give listener the clearest audio information they are going to know. This is a special amplifier that will pick up the slightest noise through solid objects like a wall, so you can listen to what is happening on the other side. The contact microphone is a ceramic pin specially developed for converting vibration into audible noise. It has two powerful transducers together comprise an exceptional monitoring device to enable police, prison and so on.

Features

●High Detection sensitivity

●The threshold frequency,gain of the amplifier and microphone are adjustable

●The gain of the amplifier can be infinitely adjusted.

●People can monitor with channel 1, channel 2 separately or simultaneously.

●Built-in recording function, it can record when insert the dedicated recording memory, no need to use other recording device.

Technical Parameters

Dimension	MCU(main control unit):131×125×42mm； :41×18×15mm
Weight	MCU(main control unit):398g； Sensor:25g/piece； wires:45g/piece； Earphone:418g； Device total weight:956g
Power Supply	Built-in 9V battery；external DC 9V input(optional)
Audio input	Left and right double track
Audio output	Left and right output simultaneously, or left and right output separately
Audio adjust	Gain adjustment, low frequency, high frequency filter adjustment and volume adjustment
Headphone output	3.5” standard interface
Recording output	Built-in recording module, real-time recording by USB external dedicated recording memory
Recording memory	16GB(continuous recording about 1500 hours)
Product list	MCU(main control unit)×1,Sensors×2,wires×2,stereophonic noise reduction, earphone×1,Recording memory×1,Users Guide×1,outer box×1

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