4-Channel Digital Video Recorder / Mobile DVR:
Standalone operating , anti-vibration HDD
Display,record and refresh simultaneously
1CH Audio Input / Output
4CH video input and 2CH video out to monitor and VCR
Frame Recording & Quad Recording
Compatible of NTSC/PAL format
Advanced MJPEG
Manual / Motion / Programmed / Sensor Recording
Search by Time / Date / Event
HDD condition Indicator
P.T.Z control
Auto channel switching