Support win7 system
4ch video input.25fps(PAL),30fps(NTSC)
Quad display
Multi-alarm mode:sensoralarm,motion detection alarm,video lost alarm,insufficient disk space alarm
Timing recording and circle recording
MPEG4 compression,5 standard image quality setting
Support multich annelplayback,channel,zoomin,snapshot,savedata,printand backup function
Remotely surveillance,playback function supported
Automatically send alarm email
Support mobile phone view

CPU:Intel P4 Celeron Processor,1700MHz(0Min)
RAM:256M(Min)
Hard Disk:80GB(Min)
Operation system:Windows2000(above Sp4)/2003(above SP1)/XP(above Sp2)
USB Interface:2.0