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Beijing Heweiyongtai Sci & Tech Co., Ltd.
Beijing Heweiyongtai Sci & Tech Co., Ltd. Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in manufacturing and trading
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Lightweight Wall Listening Device Adjustable Threshold Frequency 3.5" Standard Interface

Beijing Heweiyongtai Sci & Tech Co., Ltd.
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Lightweight Wall Listening Device Adjustable Threshold Frequency 3.5" Standard Interface

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Brand Name : HEWEI

Model Number : HWCW-IV

Certification : YES

Place of Origin : CHINA

MOQ : 1 set

Price : USD/Set FOB shenzhen

Payment Terms : T/T

Supply Ability : 10 sets per month

Delivery Time : 20 working days

Packaging Details : carton case

Listening efect : Clear

Threshold Frequency : Adjustable

Amplifier Gain : Infinitely adjusted

Recording function : Automatic recording

Headphone output : 3.5” standard interface

Recording output : Built-in recording module, real-time recording by USB external dedicated recording memory

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Stereo Wall Listening Device Via Board / Plate

Model: HWCW-IV

Description

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. It is widely used in police, prison and intelligence department.

Features

● High Detection sensitivity.

● 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)

Lightweight Wall Listening Device Adjustable Threshold Frequency 3.5" Standard Interface


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