Ear Listen Through Wall Device with High Sensitivity Audio Acoustic Microphone

• Name: Listen Through Walls Device
• Power of Signal: 1MW
• Frequency of Swing: 1kHz, 6 dB (Attenuation)
• Channel Attenuation Separation: More Than 40 dB
• Stereo Balance Control: 10 dB
• Non-Linear Harmonic Distortion Coefficie: More Than 0.5%
• Model NO.: HWCW-II
• Range of Amplifier Dynamic: More Than 60 dB
• Power Wastage (50% Volume): 25mA
• Battery: 4* 1.5V AA Battery
• External (PSU N/a): 9~12V @Ma Supply Power
• Headset: 0.6watt, 300 Ohms
• Weight: About 0.5kg
• Transport Package: Carton Package
• Specification: 40*25*15cm
• Trademark: No
• Origin: China
• HS Code: 9031809090
• Production Capacity: 100 Units Per Month

Product Description

Description

This two power transducers 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  prison and so on.
 

 

Technical Specifications
 

Power of Signal	1mW
Frequency of Swing	@1KHz,6 Db (attenuation) @300Hz,15 Db
Channel Attenuation Separation	>40 Db
Stereo Balance Control	±10 Db
Non-linear Harmonic Distortion Co-efficient	>0.5%
Range of Amplifier Dynamic	>60 Db
Power Wastage (50% Volume)	25mA
Battery	4×1.5V  AA battery
External (PSU N/A)	9~12V  @ mA supply power
Headset	0.6Watt, 300 Ohms
Dimension (mm)	128×99×23
Weight	500gram

Company Introduction

 

In 2008, Beijing Hewei Yongtai Technology Co., LTD was established in Beijing.Focus on the development and operation of special safety equipment, mainly serve the public security law, customs and other national security departments.

 

In 2010, Jiangsu Hewei Equipment Manufacturing Co., LTD was established in Guannan.Covering an area of 9000 square meters of workshop and office building, it aims to build a first-class special safety equipment research and development base in China.

 

In 2015, a Reserch and development center was set up in Shenzhen.Focus on the development of special safety equipment, has developed more than 200 kinds of professional safety equipment.

 

 

Jiangsu Factory
 

 

Shenzhen Research Centre
 

Overseas Exhibitions

 

Certificates
 

 

 

Staff Photo