Specification :

Main processor High-performance industrial flush-type microcontroller
Operating system Flush type LINUX
System resource Multi-function operation, support simultaneous multi-channel recording, simultaneous playback, recording network operation.
Operating interface Humanized image menu colloquy interface, support multiple operating methods such as mouse operation and remote controller operation.
Input device USB Mouse
remote controller
Input method Digit
English
special character
Shortcut function Shortcut copy and affix operation can be carried out corresponding to the same setting in the menu; the right-key menu lists the common functions for frame partitioning , directly switch the frame by mouse double click.
Image compression H.264
Video compression ADPCM/ PCM
Video input 8-channel composite video( NTSC/ PAL) BNC( 1.0VP- P , 75© )
Video output 1-channel PAL/ NTSC, BNC ( 1.0VP- P, 75© ) composite video signal output, 1-channel VGA output, Support simultaneous output of CVBS and VGA
Recording Real-time mode: PAL 1 frame/ second per channel - 25 frame/ second adjustable, NTSC 1 frame/ second - 30 frame/ second per channel adjustable;
Partitioning screen 1, 4, 8, 9
Monitoring patrol Support alarm channel polling and conventional channel polling
Image resolution Real-time monitoring: D1 704* 576( PAL) / 704* 480( NTSC) ; Playback: CIF 352* 288( PAL) / 352* 240( NTSC) HD1 704* 288( PAL) / 704* 240( NTSC)  D1 704* 576( PAL) / 704* 480( NTSC) ;

Image quality Image quality can be adjusted within 6 levels
Frame information Channel information, time information
Video adjustment Can adjust the output image in each channel, so as to adapt to brightness color differences of different cameras.
VGA adjustment Can set VGA attributes such as output brightness and contrast
Audio input/ output 4-channel audio input 1-channel audio output
Hard disk SATA interface HDD× 1, up to 2.0TB
Space usage Audio: PCM 28.8M byte/ hour ADPCM 14.4M byte/ hour; video: 56~ 900M byte/ hour
Recording mod Manual recording, motion detection recording, normal recording and alarm recording. The priority for supporting recording: manual recording> alarm recording> motion detection> normal recording
Recording time File record time for recording can be set from 5 to 120 minutes ( the default value is 60min.)
Recording cyclic form Support the hard disk cycle to cover recording
Recording search Search about recording according to the time, type and channel number.
Playback mode Multiple slow and rapid play speeds, manual and single-frame play modes, and support positioning the time by driving the sliding bar.
File switching mode Support continuous file playing during 4-channel playback
Multiple channel playback Support simultaneous playback of 4 channels including 1
2
3 and 4
Frame zooming 4 frames/ full screen during multi-channel playback
Backup method Support circumscribing USB memory devices ( such as common U-disk, moving hard disk) support USB recording CD driver Support online downloading and storing
Network control The monitoring frame in the front channel of the remote access; Support simultaneous connection of 5 users.Visit and set the system parameters through the client-side software or network browserUpdate the program through the client-side software or network browser to realize remote maintenance Watch the operation log through the network Support online PTZ control Support remote download storing and playback Manual recording and shooting in the network mode Support live audio monitoring in the network mode Multiple frame preview
Motion detection Region setting: 352 ( 22× 16) detecting regions can be set per frame; the detecting sensitivity setting: the region can set multi-level sensitivity degree; can link recording or sensor alarm, or eject screen prompt
Video loss can link sensor alarm output, or eject screen prompt
Sensor alarm can link recording , or link sensor alarm within the setting period, or eject screen prompt
Manual alarm control Can enable or forbid an alarm input channel, organize a defense and withdraw a defense
blinding alarm can link sensor alarm output, or eject screen prompt
Alarm input/ Alarm output 4-channel alarm input / 1-channel relay output
Alam relay 30VDC 1A, 125VAC 0.5A ( linkage output)
USB interface Connect USB devices such as U-disk, moving hard disk and mouse
Network interface RJ45 10M/ 100M self-adapting the Ethernet port
RS485 PTZ control port, support various Protocols
Hard disk information SATA interface status, capacity and space information of each hard disk.
Log information Display 2000 pieces of the system log up to, and support inquire about the log information based on the time and type
Version information Display the system version number, MCU version and hardware issue date.
Online user Display the online users in the network in the real-time
User management Multi-level user management and multiple management modes. Unified management over the local and the online users. Support user and group increase and right modification. Rights of each user can be customized.
Cryptographic security protection Support password modification. Users with administrative rights can also set other user’ s password. Account number locking strategy: the password can be tested for five times per 30 min. otherwise, it will be locked.
Program updating Update through the WEB and the client-side network Can be expanded to U-disk updating.
Logging on, logging out and turning off the machine Can be expanded to U-disk updating. Humanized menu dialogue when turning off the system menu: provide choices for logging out the menu user, turning off the machine, and restarting the machine. Can set the turning off right, so as to ensure that the authorized user turn off the machine.
Power Source 12DC, 5A
power consumption 20W~ 90W
Application temperature 0 -+ 55
Application humidity 10% -90%
Size 335* 2254* 52mm( L* W* H)