Home > Auto Electronics >

1KHz 4×1.5v Aa Battery 1mw Listen Through Wall Device

Categories Wall Listening Device
Brand Name: HEWEI brand
Model Number: No
Certification: YES
Place of Origin: Made-in-China
MOQ: 1 set
Price: USD1200-USD1800
Payment Terms: T/T, T/T
Supply Ability: 300 kits per month
Delivery Time: 10-30 working days
Packaging Details: carton package, 30*25*15cm
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 Coefficient: >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: About 0.5kg
  • Product Details
  • Company Profile

1KHz 4×1.5v Aa Battery 1mw Listen Through Wall Device

Listen Through Wall Device


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 police, prison and so on.


Power of Signal1mW
Frequency of Swing:

@1KHz,6 Db (attenuation)

@300Hz,15 Db

Channel Attenuation Separation>40 Db
Stereo Balance Control±10 Db
Non-linear Harmonic Distortion Coefficient


Range of Amplifier Dynamic>60 Db
Power Wastage (50% Volume)25mA
Battery4×1.5V AA battery
External (PSU N/A)9~12V @mA supply power
Headset0.6Watt, 300 Ohms
Dimension (mm)128×99×23
WeightAbout 0.5kg

Cheap 1KHz 4×1.5v Aa Battery 1mw Listen Through Wall Device for sale
Send your message to this supplier
*To: Beijing Heweiyongtai Sci & Tech Co., Ltd.
Characters Remaining: (0/3000)
You may also be interested in :
Inquiry Cart 0
  • Haven't found right suppliers
  • Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
  • And this service is free of charge.
  • we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!
  • Submit Buying Request
    Contact Us Quickly