Stereo Wall Listening Device Via Solid Objects Automatic Recording Clear Listening
Brand Name:HEWEI
Certification:YES
Model Number:HWCW-IV
Minimum Order Quantity:1 set
Delivery Time:20 working days
Payment Terms:T/T
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Location:
Beijing Beijing China
Address:
Room 414, Number 113,Gucheng west road,Shijingshan Diistrict,Beijing,China.
Supplier`s last login times:
within 25 hours
Product Details
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Product Details
Stereo Wall Listening Device Via Board / Plate
Model: HWCW-IV
Description
This HWCW-IV Stereo Wall Listening System is a special amplifier that able to pick up the slightest nvoice via solid objects like a wall or plate, so you can listen to what is happening at neighbour. 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 suitable and has been widely used in police, prison and intelligence department etc.
Features
● High Detection sensitivity.
● Pick up slightest voice
● The Threshold Frequency,gain of the amplifier and microphone are adjustable.
● Channel 1, channel 2 separately or simultaneously.
● Built-in recording function
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) |
Stereo Wall Listening Device Via Solid Objects Automatic Recording Clear Listening
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