1)2. 4G Locked Frequency Transmitter and Receiver.
2)Open Transmission Distance 100M
3)Camera can output the Audio and Video Signal Synchronously.
4)3. 5″TFT LCD Screen display the picture, TV System . PAL, /NTSC automatically switch.
5)Can receive the wired audio and video signal of AV(VCD).
6)After AA Lithium refreshed batteries, it could work for above 2 hours continuously.
7)The battery of camera, working for about 1 hour continuancely, 8v, suitable  for the special environment.

-Image sensor-- 1/３″OmniVision CMOS
-Validity Pixel-- PAL: 628? 82/NTSC: 510? 92
-Horizontal Definition: 320Line
-Visual Angel: 80  °
-Minimum illumination: 3Lux/F1. 2
-Frequency:

CH1: 2. 414GHz

CH2: 2. 432GHz

CH3: 2. 450GHz

CH4; 2. 468GHz
-Delay time automatically to switch for receiver: 0. 5~35″

-Configure freely
-Open Transmission Distance:100M
-Power: DC8V/200mA
-Working temperature:10~+50
-Size: 20*20*20mm
-Weight: 25g

Use Range
The prlduct is cabinet and diaphanous. It is convenient to and use and could be used in the supermarket, marketplace, residence, bar and so on to monitor. It  also fit for the family with baby to wardship.