Stereo Wall Listening Device Via Solid Objects Automatic Recording Clear Listening

Name: Stereo Wall Listening Device Via Solid Objects Automatic Recording Clear Listening
Brand: Beijing Heweiyongtai Sci & Tech Co., Ltd.

Stereo Wall Listening Device Via Board / Plate Model: HWCW-IV Description This HWCW-IV Stereo Wall Listening System is a special amplifier that able to pick up the slightest nvoice via solid objects like a wall or plate, so you can listen to what is happening at neighbour. 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. It is suitable

Amplifier Gain Infinitely adjusted

Place of Origin CHINA

Packaging Details carton case

Model Number HWCW-IV

Headphone output 3.5” standard interface

Supply Ability 10 sets per month

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Product Description

Stereo Wall Listening Device Via Board / Plate

Model: HWCW-IV

Description

This HWCW-IV Stereo Wall Listening System is a special amplifier that able to pick up the slightest nvoice via solid objects like a wall or plate, so you can listen to what is happening at neighbour. 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. It is suitable and has been widely used in police, prison and intelligence department etc.

Features

● High Detection sensitivity.

● Pick up slightest voice

● The Threshold Frequency,gain of the amplifier and microphone are adjustable.

● Channel 1, channel 2 separately or simultaneously.

● Built-in recording function

Technical Parameters

Dimension	MCU(main control unit): 131×125×42mm; 41×18×15mm
Total Weight	956g
Power Supply	Built-in 9V battery
Battery Working Time	5 hours without recording; 4 hours with recording
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 500 hours)