User's Manual

User manual
2.2 Main Functions
Main
Sub-Item
Instructions
Recording
Sub-System
Video Channel
4Channel video + 4Channel Audio recording synchronously；
Resolution
Support 4*1080P(1280*1080),4*D1(704*576),4*HD1(704*288), 4*CIF
（352*288）；Each channel is individually adjustable.
Image Quality
0-7 levels, 0 is the highest level.
OSD
Overlays information such as date time and vehicle ID
Loop Rec
Support SD card loop recording, loop cover previous video
Record Mode
Timed recording, alarm trigger recording and manual recording
Preview
Support 1 channel and 4 channels preview. Support enlarge
video image when alarm trigger and video rear view trigger；
Disk
overwritten
Space pre-allocated Support disks overwritten function.
Playback
System
Video Search
Search video files anytime per day, type(n/a)
Playback
Support 1 to 4 channels playback.
Support forward and backward play at the speed of: x2 ,x4,x8,x16.
Support alarm spot search and time search.
GUI
Graphical User
Interface
Setup system parameters with the remote control.
Optional
Network
Can expand WIFI module,support 801.2b/g/n, 801.2a/c
Others
ON/OFF
System delay-time power on/off;
File System
DVR special file recording System Technology,Exclusive car record file
system,space pre-allocate,4ch single file Record,cyclic covering；To avoid the
storage of the media causes file fragments, with high reliability and high stability；
2.3 Parameter Sheet
Item
Parameter
OS
Linux
Language
Chinese/English/Others (can be customized)
Video Compression
H.264 Compression Mode
OSD
Overlays information such as date time and vehicle ID
GUI
Graphical User
Interface
Can connect to external LED screen. Setup system parameters with the remote
control.
Video
Record
System
Video Input
4CH 1080P AHD/ 4CH standard definition /2CH high definition+2CH standard
definition mixed video input ,aviation plug.
Video Output
1CH CVBS