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High Sensitivity Wall Listening Device

Categories Wall Listening Device
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
Total Weight: 956g
Dimension: MCU(main control unit): 131×125×42mm; 41×18×15mm
Power Supply: Built-in 9V battery
Battery Working Time: 5 hours without recording; 4 hours with recording
Audio adjust: Gain adjustment, low frequency, high frequency filter adjustment and volume adjustment
Medium: Wall/Case wall/ Plate
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High Sensitivity Wall Listening Device

Dimensional Sound Wall Listening Device

Description

This multi-function Wall Listening Device is the most updated one in similar products nowadays, which can give listener the clearest audio information they are going to know. 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

● Super 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.


Technical Parameters

DimensionMCU(main control unit): 131×125×42mm; 41×18×15mm
Total Weight956g
Power SupplyBuilt-in 9V battery
Battery Working Time5 hours without recording; 4 hours with recording
Audio inputLeft and right double track
Audio outputLeft and right output simultaneously, or left and right output separately
Audio adjust

Gain adjustment, low frequency, high frequency filter adjustment

and volume adjustment

Headphone output3.5” standard interface
Recording outputBuilt-in recording module, real-time recording by USB external dedicated recording memory
Recording memory16GB (continuous recording about 500 hours)
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