* Adopt high speed DSP to process the video. 
* Preset of the auto tracking area. 
* Auto start tracking function 
* Flexible preset point setting and alarm function. 
* 8 title display, 4 patterns cruising, each recording time not less than 180s. 
* Built-in 7 alarm inputs, 2 alarm outputs, alarms triggering. 
* Built-in OSD menu. 
* Built-in multi-protocols. 
* All weather IP66 dome, built-in temp control. 
* Built-in TVS 1500W, anti-surge. 
* Support hot swap.