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Appendix 4.Technique parameters
Type
System
4ch
8ch
16ch
Main processor
High performance embedded microprocessor
Operation system
Embedded LINUX operation system
System resource
synchronous multi-channel recording, synchronous multi-channel
sub-code stream, synchronous multi-channel playback, synchronous
network operation
Operation interface
16 bit true color graphical menu interface, mouse operation
supportive
Interface
display
1/4image display
1/4/8/9 image display
1/4/8/9/16 image
display
Video standard
PAL 625line,50 f/s;NTSC 525 line,60 f/s
Surveillance image
PAL, D1(704x576);NTSC, D1(704x480)
quality
Playback image
PAL,D1(704×576);NTSC, D1(704*480)
quality
Video
Video compression
H.264 mp
Video control
6 options
Recording speed
100/120fps (D1)
200/240fps(CIF),
400/480fps CIF
50/60fps D1
Motion detect
396(22×18) detection areas, multiple sensitivity
Audio compression
G711A
Bidrectional Talk
Support
Audio
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