Hardware MPEG 4 compression High Recording Speed: Max. 480 fps (400 fps for PAL) Multi-Tasking Operation / Quadruplex : Simultaneous Live/Playback, Record , Network transmission and Backup Simultaneous Monitoring Via Composite, S-Video, VGA and SPOT OUT Multiple Recording Modes: Schedule, Event (Pre/Post), Manual, Circular Recording Fast Retrieval: Find and retrieve critical events instantly using various search filters Calendar Search, Recording Status Bar Search and Object Search. Powerful Network Protocol DHCP,Static IP, PPP Alarm Notification : Automatic e-mail for Alarm, Video Loss, Power Loss and HDD Failure RS 422 for PTZ and Keypad Archiving : Provide auto/manual backup to DVD-RW, CD-RW or USB HDD, Flash Memory Stick Hidden/Covert Camera Keypad control for up to 99 DVRs Jog/Shuttle Operation : Reverse/Forward/ Field by Field Time Synchronization: Synchronize the time between multi DVRs

Reliability Hardware Watch-Dog / Power Failure Recovery: Auto Reboot with Maintaining Previous Record Settings. Auto File Fix : Automatic file fix and recovery to compensate for possible file corruption after power failure or abnormal system operation Fan lock detection for fire safety DVR Temperature check (Temperature Alarm): Auto Power-Off under Overheating