DH-DVR0404/0804/1604LK    4/8/16 channel audio/video basic model
  
 

• Most popular model in China, widely accepted in the worldwide security industry
• H.264 compression algorithm ideal for standalone DVR
• Realtime live display up to 16 cameras, 400/480 fps recording for CIF & 100/120 fps recording for 4CIF
• 4 channel playback simultaneously and SATA port supported
• Pentaplex function: live, recording, playback, backup & remote access
• 8 HDDs supported & CD-RW/DVD-RW supported
• Multiple control methods: front panel, IR remote control, DAHUA keyboard, USB mouse and network keyboard.
• Smart video detection: motion detection, camera blank, video loss.
• Smart camera settings: privacy masking, camera lock, color setting, and title display
• Pan Tilt Zoom and Speed Dome Control: more than 60 protocols supported, preset, scan, auto pan, auto tour, pattern, auxiliary function supported. And with Dahua Speed Dome, 3D intelligent positioning function supported.
• 16 channel audio inputs and bidirectional talk supported
• Easy backup methods: USB devices, CD-RW/DVD-RW & network download
• Alarm triggering screen tips, buzzer, PTZ preset, e-mail, FTP upload.
• Smart HDDs Management: non-working HDD hibernation, HDD faulty alarm, Raid function.
• Powerful network software: built-in web server, multi-DVR client & CMS. Networking access for remote live viewing, recording, playback, setting, system status, event log, e-mail & ftp function.
 

 
 System 

Main Processor   High performance embedded microprocessor
Operating System  Embedded LINUX
System Resources  Pentaplex function: live, recording, playback, backup & remote access
User Interface  GUI, on-screen menu tips
Control Device  Front panel, USB mouse, DAHUA keyboard, IR remote  control, network keyboard
Input Method  Numeral/Character/Denotation
System Status  HDD status, data stream statistics, log record, bios version, on-line user etc.

 Video 

Video Input  4/8/16 channel, BNC, 1.0Vp-p, 75, looping(optional)
Video Output  2 channel TV output BNC, 1.0Vp- p, 75; 1 VGA output
Video Standards  PAL(625Line,50f/s),NTSC(525Line,60f/s)
Video Compression  H.264
Video Resolution  Format                    NTSC                  PAL
D1(4CIF)               704 X 480          704 X 576
CIF                       352 X 240          352 X 288
Video Recording  CIF: PAL 1f/s-25f/s  NTSC 1f/s-30f/s;
D1: PAL 1f/s-6f/s  NTSC 1f/s-7f/s
Video Display Split  Full and multiple screen display, 1/4/8/9/16
Tour Display  Support
Image Quality  1~6 level(Level 6 is the best)
Privacy Masking  Self-defined four-sided zone for privacy masking for each camera
Camera Lock  Camera locked for users
Camera Adjustment  Adjust color according to different time period
Video Information  Camera title, time, video loss, camera lock, motion detection, recording
TV Output Adjustment  Adjust TV output color & display zone

 Audio 

Audio Input  4/8/16 channel, BNC, 200-2800mV, 30K
Bi-direction Audio Input 1 channel, BNC, 200-2800mV, 30K
Audio Output 1 channel, BNC, 200-3000mv, 5K
Audio Compression  G.711

 Video Detection&Alarm 

Motion Detection  Zones: 192 (16*12) detection zones
Sensitivity: 1~6 (level 6 is highest)
Trigger recording, PTZ movement, tour, alarm,
e-mail& FTP
Video Loss  Trigger recording, PTZ movement, tour, alarm,
e-mail& FTP
Camera blank  Trigger recording, PTZ movement, tour, alarm,
e-mail& FTP 
Alarm Input  16 channel, programmable, ground, manual open/closed
Trigger recording, PTZ movement, tour, alarm,
e-mail & FTP
Relay output  6 channel, 30VDC, 1A, NO/NC, form-C

 Hard Disk  

Hard Disk  8 SATA ports, 8 HDDs supported
Space Occupation  Audio:14.4MB/H   Video:56--400MB/H
HDD Management  Hard disk hibernation technology, HDD faulty alarm & Raid (Redundancy)

 Record,Playback&Backup 

Recording Mode  Manual, continuous, video detection (including motion detection, camera blank, video loss), Alarm
Recording Priority  Manual >Alarm >Video Detection >Continuous
Recording Interval  1 to 120 minutes(default:60 minutes)
Overwrite Mode  Support
Raid Function                        Support
Search Mode  Time/Date, Alarm, Motion Detection & exact search
(accurate to second)
Playback  4 channel playback simultaneously, Play, pause, stop, rewind, fast play, slow play, next file, previous file, next camera, previous camera, full screen, repeat, shuffle, backup selection.
Digital Zoom  Selected zone can zoom into full screen during  playback
Backup Mode                       Flash disk/ USB HDD/ USB CD-RW/DVD-RW/ built-in SATA Burner/ network download

 Network 

Interface  RJ-45 Port (10/100M)
Network Functions                  TCP/IP, DHCP, DDNS, PPPOE, E-mail, FTP
Remote operation                   Monitor, PTZ control, playback, system setting, file download, log information

 Auxiliary Interface 

USB Interface                       2 ports, 1 for mouse control, 1 for backup
RS232                               DAHUA keyboard, PC communication
RS485                                  PTZ control

 Environmental 

Power Supply                       220V 50Hz / 110V 60Hz
Power consumption               25W/30W/40W 
Working Temperature            0~+55
Working Humidity                 10%~90%
Atmosphere Pressure            86kpa~106kpa
Dimension                            2U, 440mmx460mmx89mm(W*D*H)
Weight                    7.0KG
Mounting                       Desktop or rack