> 4-channel available to Channel scan and channel skip for multi-camera usage
> Built-in microphone for audio monitoring 7 inch TFT LCD 2.4GHz 4-Channels Wireless AV Color Monitor.
> Receiver inside easy installation
> PAL/NTSC System.
> Remote Control with Full Functions.On screen display (OSD) menu
> 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 /F1.2Infrared LED ON                                                    
> Night-vision distance: 8-15m