1. Double recording speed 2. Full operation by USB mouse (100% control by easy & smooth USB mouse) 3. User authority settings ; by each channel, each function, each menu access. (New user 1 is not allowed to playback camera No.2, for example) 4. Built-in web server in DVR itself for Easy web connections. 5. Multi VGA resolution supports ; 640x480, 800x600, 1024x768, 1208x1024 6. Easy backup (archiving) during playback you don’t need to remember backup-start time and backup-end time. 7. Our own proprietary file format in backup video, or easy conversion to AVI format. 8. Clearly better-picture quality in especially network monitoring & playback over network 9. Quick setup for Easy & quick system setting 10. Watch-dog 11. Intelli-search bar by colours for recording modes 12. Independent recording resolution per individual channel 13. 2 x HDD and DVD RW