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Double Track Listen Through Walls Devices Long Distance Listening Devices

China Beijing Heweiyongtai Sci & Tech Co., Ltd. certification
China Beijing Heweiyongtai Sci & Tech Co., Ltd. certification
We had very nice cooperations for the product portable x-ray screening system, and some EOD products in the passed 3 years . And I belive we will have more pleasure cooperations in future .

—— Dick Santos

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Double Track Listen Through Walls Devices Long Distance Listening Devices

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Large Image :  Double Track Listen Through Walls Devices Long Distance Listening Devices

Product Details:
Place of Origin: CHINA
Brand Name: HEWEI
Certification: YES
Model Number: HWCW-IV
Payment & Shipping Terms:
Minimum Order Quantity: 1 SET
Price: USD/Set FOB shenzhen
Packaging Details: carton case
Delivery Time: 20 working days
Payment Terms: T/T
Supply Ability: 10 sets per month
Detailed Product Description
Dimension: MCU(main Control Unit): 131×125×42mm; 41×18×15mm Weight: MCU - Main Control Unit: 398g; Sensor: 25g/p; Wires: 45g/p;
Detection Sensitivity Level: High Audio Input: Double Channel
Recording Output: Built-in Recording Module, Real-time Recording By USB External Dedicated Recording Memory Headphone Output: 3.5” Standard Interface
High Light:

listen through walls devices


listening through walls stethoscope

HWCW-IV Stereo Listening Through Wall System


HWCW-IV Multi-Function Stereo Listen Through Wall System is popular in similar products, it will pick up the slightest sound through solid objects like wall and give listener the clearest audio information they want to know on the other side!




● 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 automatically when insert dedicated memory card.


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)

Contact Details
Beijing Heweiyongtai Sci & Tech Co., Ltd.

Contact Person: Mr. Gerrywang

Tel: +8613522972872

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