Beijing Heweiyongtai Sci & Tech Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 10 sets per month |
| Delivery Time | 20 working days |
| Packaging Details | carton case |
| Pickup radius | 3-5 m |
| Working current | 10-15 mA |
| Antenna | built-in antenna |
| Ground noise | less than 20Hz |
| Transmission distance | Long |
| Urban real visual environment | 500-700 m |
| Brand Name | HEWEI |
| Certification | YES |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10 sets per month |
| Delivery Time | 20 working days | Packaging Details | carton case |
| Pickup radius | 3-5 m | Working current | 10-15 mA |
| Antenna | built-in antenna | Ground noise | less than 20Hz |
| Transmission distance | Long | Urban real visual environment | 500-700 m |
| Brand Name | HEWEI | Certification | YES |
| Place of Origin | CHINA | ||
| High Light | 3m Radius Wall Listening Device ，5m Radius Wall Listening Device ，20Hz Wall Listening Device | ||
High Sensitivity Wireless Listening System Device 3-5 M Radius Pickup Clearest Sound
Description
This wireless listening system consists of wireless transmitting part and receiving part, the wireless transmitting parts can be perfectly fit with a variety of electric equipment as camouflage, it can obtain evidence and does not affect the normal work as an electrical appliances. Low power consumption, built-in high-performance rechargeable lithium batteries, it can work more than 20-60 hours continuously.(Different modules)
Long transmission distance, which is about 500-700m in the urban visual environment.
This wireless listening system is widely used in the family, hotel, warehouse, office, conference room, criminal scene etc.
Technical Parameters
Wireless Transmitting Parts
Channel:has 10 different options
Ideal transmission radius: outdoor environment: 1000m
Urban real visual environment: 500-700 m
Working current: 10-15 mA
Working voltage: DC 5V
Transmission power: 40 mW
Antenna: built-in antenna
MIC pickup sensitivity: - 58 db
Ground noise: less than 20 Hz
Working time: 220 v It can keep working all time with connecting 220V power source, Black module it can work more than 20 hours continuously with built-in lithium battery .
Charging time: about 3 hours (1000 mAh), about 6 hours (20000 mAh rechargeable treasure)
Receiving part
Power:5W
Weight: 240g
Receiving sensitivity:0.20μV@20/25KHz typical
Audio power rating:1 W
Audio distortion: 5% or less
The power voltage:7.5V DC ±20%
Working temperature:-25℃~ + 60℃
Have playback function
The recording file format:WAV
Storage:32GB
With headset
The recording time:500 hours
USB2.0 Extract: support
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2008
Employee Number:
100~200
Ecer Certification：
Site Member
About Us Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in supplying and trading Security Inspection equipment, EOD equipment, Anti-terrorism equipment, Intelligence device, etc. Our products are... About Us Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in supplying and trading Security Inspection equipment, EOD equipment, Anti-terrorism equipment, Intelligence device, etc. Our products are...
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