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20Hz 10 Channel 58db Wall Listening Device Built In Antenna

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

Customer is very satisfied with the EOD Telescopic manipulator. Thanks,Heweiyongtai! Expect to get more orders.

—— Almar Kuldeep

we are very satisfied with your portable explosive detector products. we will need more portable explosive detector items, certainly cooperate with you.

—— Joseph Hughis

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20Hz 10 Channel 58db Wall Listening Device Built In Antenna


Large Image :  20Hz 10 Channel 58db Wall Listening Device Built In Antenna

Product Details:
Place of Origin: CHINA
Brand Name: HEWEI
Certification: YES
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
Pickup Radius: 3-5 M Channel: 10 Different Options
Working Current: 10-15 MA Antenna: Built-in Antenna
MIC Pickup Sensitivity: - 58db Ground Noise: Less Than 20Hz
High Light:

10 channel wall listening device


58db wall listening device


20Hz wall listening device

Wireless Listening System Device 3-5 M Pickup Radius Long Transmission Distance




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, it can obtain evidence and does not affect the normal work as an electrical appliances.

2. Built-in high sensitivity microphone, its pickup is wide.

3. Low power consumption, built-in high-performance rechargeable lithium batteries, it can work more than 20-60 hours continuously.(Different modules)


Technical Parameters


Wireless Transmitting Parts

Types: LED lamp, wall lamp, strip, charging treasure, wireless router, chargers, electronic calendar, remote control, smoke box, cigarette case.(optional) according to real need

Pickup radius: 3-5 m

Channel:has 10 different options


Receiving part

Size: 110 * 57 * 39 (length * width * height in mm)

Battery: 7.4 V / 2800 mAh(lithium-ion battery)

Continuous working time: 5 hours

Channel: 16


Weight: 240g

Receiving sensitivity:0.20μV@20/25KHz typical

Audio power rating:1 W

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

Contact Person: Mr. Gerrywang

Tel: +8613522972872

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