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| 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 |
| Audio input: | Left and right double track |
| Recording output: | Built-in recording module, real-time recording by USB external dedicated recording memory |
| Headphone output: | 3.5” standard interface |
| Audio adjust: | Gain adjustment, low frequency, high frequency filter adjustment |
| Battery Working Time: | 5 hours without recording; 4 hours with recording |
| Recording memory: | 16GB (continuous recording about 500 hours) |
Stereo Listening Through Wall System
Model:HWCW-IV
This Multi-Function Stereo Listen Through Wall System is popular in similar products, it will pick up the slightest sound through solid objects like wall and give listener the clearest audio information they want to know 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. It is widely used in police, prison and intelligence department.
Features
● High 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.
● Built-in recording function, it can record automatically when insert dedicated memory card.
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) |
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