Key Specifications
                        
                            
                            ?	1/3″ SONY Super HAD CCD;Up to 540TVL ;0.2Lux/F1.2  
?	H.264 video compression technology to give you high compression ratio and flexible processing  
?	Master streamand slave stream are separated to be adaptive to the changes of network flow  
?	Extract moving objects and judge moving direction 
?	Filter objects by size  
?	Detect guard line trespassing (from left to right, or from right to left or any direction) 
?	Detect guard zone intrusion (enter, leaving and lingering inside) 
?	Detect reverse moving of objects in guard zone  
?	Full-screen guarding 
?	Detect sound changes by sensititivy or threshold 
?	Run four video analysis rules at the same time 
?	Set object info and rule info on the video while browsing it 
?	Multiple alarm mechanisms such as video loss, motion detection and alarm detector are used for diversified surveillance situations 
?	Complete TCP/IP protocol clusters for video stream, audio stream, alarm and PTZ control 
?	Heart beat mechanism to report the device state in time 
?	Built-in pickup to collect sounds in surveillance sites 
?	Two-way intercom for free communication between the center and the surveillance spot 
?	Multiple alarm linkage schemes to rapidly respond to the outside changes 
?	Built-in WEB server
?	Multi-user management: different users are configured with different visiting privileges 
?	Fault self-diagnosis, logs and remote upgrading for easy positioning and maintenance 
?	Micro SD card for local storage of videos and audios 
                        
                        