Provides a convenient User Interface
4 CH Composite Input Connectors
Supports CIF / 2CIF / 4CIF / WD1
HDD overwrite function
Mass storage HDD backup through highspeed USB2.0
Simultaneous record and playback of 4 channel video data
Alarm interface
Supports coaxial protocols
Tampering detection
Various search modes
Display of HDD information and status by using HDD Smart