Product Feature:
1. Infra-red LEDs for night-time vision, Effective night vision range: 15m
2.380 TV lines clear picture display,Weather-proof design for outdoor usage,Alloyed shell
3. 4-channel available to Channel scan and channel skip for multi-camera usage
4. Built-in microphone for audio monitoring 7 inch TFT LCD 2.4GHz 4-Channels Wireless AV Color Monitor.Receiver inside easy installation
5.PAL/NTSC System.
6. Remote Control with Full Functions.On screen display (OSD) menu 
Receiver:
- LCD Type     TFT                                               
- LCD Screen Size          7"                  
- Transmission frequency      ISM 2,400 MHz~2,483 MHz 4CH                                          
- Receiving Sensitivity      ≤-85dBm                                                                          
- Power Adapter     DC 12V/ 1500mA                                                                         
- transmission distance without block    200m                                                                                                  
- Dimension           190mm*140mm*20mm                                                                                             
- Weight          425
Camera
- Image Sensor      1/3" OmnVision CMOS                                                              
- Effective pixels     PAL)628(H) x 582(V) (NTSC)510(H) x 492(V)                                            
- Horizontal Definition       380 TV line                                                                                 
- Minimum Illumination           1.0 Lux /F1.2 Infrared LED ON                                                  
- Night-vision distance           15m                                                                                            
- Dimension                   ¢57mm*67mm                                                                          
- Weight                   190g