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[China]
Trade Verify
Address: Room 414, Number 113,Gucheng west road,Shijingshan Diistrict,Beijing,China.
Contact name:Gerrywang
Beijing Heweiyongtai Sci & Tech Co., Ltd. |
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Verified Suppliers
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Wireless Listening System
Model: HWJT-WS900B
This wireless listening system consists of wireless transmitting part and receiving part. The wireless transmitting parts are equipped with 10 different frequency bands and different shapes, which can be used simultaneously whilst not interfering with each other. The wireless transmitting parts can be concealed perfectly which can obtain crime evidence while not affecting their normal work. Built-in high sensitivity microphone, which can listen to the sound in the room up to 80sqm. Power consumption of transmitting modular is only 20mw, which can ensure longer working time.
It has long transmission distance, which is about 200-500m in the urban visual environment. It’s subject to the amount of barrier and electromagnetism intensity.
Technical Parameter:
| Receiving Sensitivity | 0.20μV@20/25KHz typical |
| Rated Audio Power | 1W |
| Audio Distortion | 5% or less |
| Storage | 32GB which can record for 500hours |
| Recording file format | WAV |
| Playback function | Yes |
| USB2.0 Extract | Support |
| With earphone | Yes |
| Working Temperature | -25℃~ + 60℃ |
