Product Description
This wireless surveillance device is specially designed for police/judicature/reporters for collect proof, the camera is hidden behind a button, by put the button camera on your jacket, no one knows they are under monitoring. What� more, the camera use separate design, that� to say, lens is separate from board, and both transmitter and receiver have li-battery built in, which makes your surveillance easier and more covert.
Specification
1. ï‚· Frequency: 1.2G
2. ï‚· Transmiting power: 200mW-700mW
3. ï‚· Effective Distance: 300m-700m
4. ï‚· Receiver Dimension: 90X62X20mm
5. ï‚· Power Supply: DC 12V inside battery
6. ï‚· Work time: four hours
7. ï‚· Charging Time: three-five hours
8. ï‚· Image Sensor: 1/4″ SONY CCD color (1/3�SONY CCD can be optional )
9. ï‚· Horizontal Resolution: 420 TV Line
10. ï‚· Video output: 1Vp-p 75ohm, Negative
11. ï‚· White Balance: Auto
12. ï‚· S/N Ratio: More Than 46dB
13. ï‚· Gamma Characteristic: 0.45
14. ï‚· Minimum Illumination: 0.5 Lux
15. ï‚· Electronic Shutter: PAL : 1/50~1/100,000 Sec
16. ï‚· Built-In Lens: f: 3.7mm cone pinhole lens
17. ï‚· Power Consumption: 12V
18. ï‚· Operation Temperature: -10°C ~ + 50°C
19. ï‚· Storage Temperature: -20°C ~ + 60°C
20. ï‚· Housing: Black
21.  Dimension: φ16 mm
22. ï‚· NTSC System Available
23. ï‚· Manufac urer and Origin: China
